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MISUMI Knob Screws（Mounting Section Dia. d (mm) or Nominal Dia.：M4）
MISUMI offers products Knob Screws specified by Mounting Section Dia. d (mm) or Nominal Dia. M4 from Automation Components product category. There are a total of 14 items. Search and select detailed specifications of parts for your machine with free CAD downloads. MISUMI products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.
Configure
Specification/Dimensions
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Mounting Section Dia. d (mm) or Nominal Dia.
-
Environmentally friendly
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Mounting Section Type
- Threaded
- Threaded (Stepped)
- Tapped
- Tapped (Stepped)
- Round Bore
- Press Fit
- Others
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Characteristics/Applications
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Mounting Section, Length L(mm)
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Main Body, Type
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Main Body Material
- Stainless Steel
- Steel
- Aluminum
- Nylon
- Phenol
- ABS
- Polyacetal
- Brass
- Polyamide
- Polypropylene
- Melamine Plastic
- EPDM
- Others
- Vinyl
- Plastic_
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Round Shape, Type
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Mounting Section, Material
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Threaded End Machining
- None
- Spherical
- With Pad
- Cone Point
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Set Screw Flat Machining
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Side Machined
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Polygonal Shape, Type
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T Shape, Type
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Additional Function
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Tapped, Round Hole Machining
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Main Body, Surface Treatment
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Mounting Section, Surface Treatment
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Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic Polishing + Precision Cleaning
Brand |
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- 14 items
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RecommendedYou can add up to 6 items per a category to the compare list.
Phenolic Resin Straight Grained Knob - Steel Screw, M4-M8
Straight Grained Knobs
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Straight Grained Knobs
● Thread Size : M4, M5, M6, and M8
● Material :
Knobs - Phenolic Resin
Screws - Steel Grade Q235
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so on
From: ฿ 18.94 Days to Ship: 
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Phenolic Resin Knurled Knob - Steel Screw, M4-M8, 20-25mm Diameter
Knurled Knobs Phenolic
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs
● Thread Size : M4, M5, M6 and M8
● Main Body Diameter (mm.) : 20 and 25
● Material :
Knobs - Phenolic Resin
Screws - Steel Grade Q235
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 25.76 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
SS Small Knurled Knob, M4-M5, 12-16mm Dia, Standard/Step
Knurled Knobs/Small Diameter
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs Standard and Step type
● Thread Size : M4 and M5
● Main Body Diameter (mm.) : 12 and 16
● Material : Stainless Steel
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 153.25 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Stainless Steel Drop-Proof Knurled Knob - M3-M8, 12-30mm Diameter
Knurled Knobs/Drop-Proof
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs Round type
● Thread Size : M3, M4, M5, M6, and M8
● Main Body Diameter (mm.) : 12, 16, 20, 24 and 30
● Material : Stainless Steel
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 179.87 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Small Diameter Embossed Knob - Stepped Male Thread, Stainless Steel
Small Diameter Embossed Knob Stepped Type Male Thread
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knob Stepped Type Male Thread
● Thread Size : M4 and M5
● Main Body Diameter (mm.) : 12 and 16
● Material : Stainless Steel
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 177.28 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Stainless Steel Knurled Knob - M3-M10, 12-36mm Diameter
Knurled Knobs
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs
● Thread Size : M3, M4, M5, M6, M8 and M10
● Material : Stainless Steel
● Main Body Diameter (mm.) : 12, 16, 20, 24, 30 and 36
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 142.21 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Stainless Steel Stepped Knurled Knob - M3-M10, 16-24mm Diameter
Knurled Knobs Stepped Type
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs Stepped Type
● Thread Size : M3, M4, M5, M6, M8 and M10
● Main Body Diameter (mm.) : 16, 20 and 24
● Material : Stainless Steel
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 87.66 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
SS Embossed Knob, M4 Female Thread, 16mm Dia, Knurled
Embossed Knob Female Thread
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Embossed Knob Female Thread with Knurling
● Thread Size : M4
● Main Body Diameter (mm.) : 16
● Main Body Height (mm.) : 4
● Material : Stainless Steel
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 118.94 Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
![[Clean & Pack] Knurled Knob](//content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_b/v1/p/jp/product/series/110310665819/110310665819_001_20230911105917.jpg?$product_view_b$)
MISUMI
Three types of cleaning methods are available: degreasing, precision cleaning, and electrolytic polishing + precision cleaning. They can be ordered from one piece with the standard part number.
This eliminates the need for customer cleaning or outsourced cleaning, reducing the amount of time and effort required.■Part Number for Clean & Pack Products·Degreasing (Anti-rust single packing) : Part Number SL-□□ ·Precision cleaning (Degassing double packing) : Part Number SH-□□ ·Electrolytic polishing + precision cleaning (Degassing double packing) : Part Number SHD-□□ Product Part Number Cleaning Method Packaging Type Effects Compared to Uncleaned Product Environment (Standard) Process SL-□□ Degreasing Anti-rust packing Oil removal General environment Regular assembly process Post battery assembly process SH-□□ Precision cleaning Degassing double packing Oil removal
Dust removalClean environment (Class 10 to 1,000) Battery assembly process LCD-related post assembly process In-vehicle camera assembly process SHD-□□ Electrolytic polishing + precision cleaning Degassing double packing Oil removal
Dust removal
Outgas reductionVacuum environment
Clean environment (Class 10 to 1,000)Pre-semiconductor process Liquid crystal deposition process Pre-OLED process ■Notes
Cleaning also removes rust prevention oil, which may make the product more susceptible to rusting than an uncleaned product.
Please be careful about the application location and storage environment.From: ฿ 209.57 Days to Ship:
7 Day(s)
7 Day(s)
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Phenolic Resin Disc Knob - Male Thread, M4-M8
Disc Knob Male Thread
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Disc Knob Male Thread
● Thread Size : M4, M5, M6 and M8
● Material :
Knobs - Phenolic Resin
Screws - Steel Grade Q235
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 28.79 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Phenolic Resin Disc Knob - Brass Thread, M4-M8, 20-32mm Diameter
・ Product type: Disc Knobs, C-NDXF series
・ Perfect for locking and securing components with threaded holes in small to medium-sized equipment.
・ Material: The Knobs body is made of Phenolic Resin which is resistant to high temperature with brass thread.
・ Mounting thread diameter: M4, M5, M6, M8
・ Knob diameter [mm]: 20, 24.5, 32
・ This is an economy item; The price is cheaper than the MISUMI standard product.From: ฿ 32.58 Days to Ship:
6 Day(s)
6 Day(s)
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Phenolic Resin Straight Grained Knob - Female Thread, M4-M8
・ Product type: Straight Grained Knob Female Thread, C-NZWF series
・ Perfect for locking and securing components with threaded holes in small to medium-sized equipment.
・ Material: The Knobs body is made of Phenolic Resin which is resistant to high temperature with brass thread.
・ Mounting thread diameter: M4, M5, M6, M8
・ Knob diameter [mm]: 15.5, 20, 24.5, 32
・ This is an economy item; The price is cheaper than the MISUMI standard product.From: ฿ 18.94 Days to Ship:
Same day
Same day
-
Economy seriesYou can add up to 6 items per a category to the compare list.
Phenolic Knurled Knob - Female Thread, M4-M8
Knurled Knobs Phenolic Female Thread
Knobs Screws are an economy item, The price is cheaper than the MISUMI standard product. They offer a wide variety of sizes to choose from.
[Feature]
● Shape : Knurled Knobs Phenolic Female Thread
● Thread Size : M4, M5, M6 and M8
● Material :
Knobs - Phenolic Resin
Screws - Brass
[Application]
Knobs Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 21.97 Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
![[Clean & Pack] Knurled Knob Screw](//content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_b/v1/p/jp/product/series/110310665909/110310665909_001_20230911105917.jpg?$product_view_b$)
[Clean & Pack] Knurled Knob Screw
MISUMI
Three types of cleaning methods are available: degreasing, precision cleaning, and electrolytic polishing + precision cleaning. They can be ordered from one piece with the standard part number.
This eliminates the need for customer cleaning or outsourced cleaning, reducing the amount of time and effort required.■Part Number for Clean & Pack Products·Degreasing (Anti-rust single packing) : Part Number SL-□□ ·Precision cleaning (Degassing double packing) : Part Number SH-□□ ·Electrolytic polishing + precision cleaning (Degassing double packing) : Part Number SHD-□□ Product Part Number Cleaning Method Packaging Type Effects Compared to Uncleaned Product Environment (Standard) Process SL-□□ Degreasing Anti-rust packing Oil removal General environment Regular assembly process Post battery assembly process SH-□□ Precision cleaning Degassing double packing Oil removal
Dust removalClean environment (Class 10 to 1,000) Battery assembly process LCD-related post assembly process In-vehicle camera assembly process SHD-□□ Electrolytic polishing + precision cleaning Degassing double packing Oil removal
Dust removal
Outgas reductionVacuum environment
Clean environment (Class 10 to 1,000)Pre-semiconductor process Liquid crystal deposition process Pre-OLED process ■Notes
Cleaning also removes rust prevention oil, which may make the product more susceptible to rusting than an uncleaned product.
Please be careful about the application location and storage environment.Days to Ship:
7 Day(s)
7 Day(s)
![[Clean & Pack] Knurled Knob](http://content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_b/v1/p/jp/product/series/110310665819/110310665819_001_20230911105917.jpg?$product_view_b$)
![[Clean & Pack] Knurled Knob Screw](http://content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_b/v1/p/jp/product/series/110310665909/110310665909_001_20230911105917.jpg?$product_view_b$)
| Brand |
|---|
| Product Series |
| CAD |
| From |
| Days to Ship |
| Specifications |
| Mounting Section Dia. d (mm) or Nominal Dia. |
| Environmentally friendly |
| Mounting Section Type |
| Characteristics/Applications |
| Mounting Section, Length L(mm) |
| Main Body, Type |
| Main Body Material |
| Round Shape, Type |
| Mounting Section, Material |
| Threaded End Machining |
| Set Screw Flat Machining |
| Side Machined |
| Polygonal Shape, Type |
| T Shape, Type |
| Additional Function |
| Tapped, Round Hole Machining |
| Main Body, Surface Treatment |
| Mounting Section, Surface Treatment |
| Cleaning Method |
You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list. ![[Clean & Pack] Knurled Knob](http://content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_c/v1/p/jp/product/series/110310665819/110310665819_001_20230911105917.jpg?$product_view_c$) | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list. ![[Clean & Pack] Knurled Knob Screw](http://content.misumi-ec.com/image/upload/f_auto,q_auto,t_product_view_c/v1/p/jp/product/series/110310665909/110310665909_001_20230911105917.jpg?$product_view_c$) | |
| Brand | MISUMI | MISUMI | ||||||||||||
| Product Series | Phenolic Resin Knurled Knob - Steel Screw, M4-M8, 20-25mm Diameter | Stainless Steel Drop-Proof Knurled Knob - M3-M8, 12-30mm Diameter | Small Diameter Embossed Knob - Stepped Male Thread, Stainless Steel | Stainless Steel Stepped Knurled Knob - M3-M10, 16-24mm Diameter | Phenolic Resin Disc Knob - Brass Thread, M4-M8, 20-32mm Diameter | |||||||||
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| From | ฿ 18.94 | ฿ 25.76 | ฿ 153.25 | ฿ 179.87 | ฿ 177.28 | ฿ 142.21 | ฿ 87.66 | ฿ 118.94 | ฿ 209.57 | ฿ 28.79 | ฿ 32.58 | ฿ 18.94 | ฿ 21.97 | |
| Days to Ship | Same day | Same day | Same day | Same day | Same day | Same day | Same day | Same day | 7 Day(s) | Same day | 6 Day(s) | Same day | Same day | 7 Day(s) |
| Specifications | ||||||||||||||
| Mounting Section Dia. d (mm) or Nominal Dia. | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 | M4 |
| Environmentally friendly | - | - | - | - | - | - | - | - | RoHS Compliant (10 Substances) | - | - | - | - | RoHS Compliant (10 Substances) |
| Mounting Section Type | Threaded (Stepped) | Threaded (Stepped) | Threaded | Threaded | Threaded (Stepped) | Threaded | Threaded (Stepped) / Tapped | Tapped | Threaded / Threaded (Stepped) / Tapped / Tapped (Stepped) | Threaded (Stepped) | Tapped (Stepped) | Tapped | Tapped | Threaded |
| Characteristics/Applications | - | - | - | - | - | - | - | - | Clean Washed | - | - | - | - | Clean Washed |
| Mounting Section, Length L(mm) | 10 ～ 20 | 10 ～ 20 | 10 ～ 16 | 10 ～ 15 | 10 | 10 ～ 20 | 9.5 ～ 20 | 4 | 6 ～ 20 | 10 ～ 20 | 7 | 7 | 7 | 10 ～ 30 |
| Main Body, Type | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape |
| Main Body Material | Phenol | Phenol | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Phenol | Phenol | Phenol | Phenol | Stainless Steel |
| Round Shape, Type | - | - | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | - | - | - | - | Cylindrical Shape |
| Mounting Section, Material | Steel | Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | - | Steel | Brass | Brass | Brass | - |
| Threaded End Machining | - | - | None | None | None | None | None | - | None | - | - | - | - | Cone Point |
| Set Screw Flat Machining | - | - | - | - | - | - | None | None | None | - | - | - | - | - |
| Side Machined | - | - | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | Knurling | - | - | - | - | Knurling |
| Polygonal Shape, Type | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| T Shape, Type | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Additional Function | - | - | Not Provided | Fall-off Prevention | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | - | - | - | - | With Slitting |
| Tapped, Round Hole Machining | - | - | - | - | - | - | Through | Through | Through | - | - | - | - | - |
| Main Body, Surface Treatment | - | - | Brushed Finishing | Brushed Finishing | Brushed Finishing | Brushed Finishing | None | None | None / Brushed Finishing | - | - | - | - | None |
| Mounting Section, Surface Treatment | Zinc Plating | Zinc Plating | None | None | None | None | None | None | - | Zinc Plating | None | None | None | - |
| Cleaning Method | - | - | - | - | - | - | - | - | Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning | - | - | - | - | Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning |
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Related Categories to Knob Screws
FAQ Knob Screws
- Question: How do I properly install the knob screw?
- Answer: Here are some example to install a Knob Screws tapped type
1. Prepare the Surface: Clean and clear the area where the knob screw will be installed.
2. Choose the Right Screw: Select a screw with the appropriate size and thread that matches the knob.
3. Mark the Location: Use a pencil to mark where the knob screw will go, ensuring proper alignment.
4. Create Pilot Holes (if needed): Use a drill to create small guide holes in the marked spots, if the material is hard.
5. Insert the Screw: Place the screw through the knob and into the pilot hole or surface.
6. Tighten the Screw: Use a screwdriver to turn the screw clockwise, securely fastening the knob in place.
7. Test the Knob: Check the knob's movement and stability to ensure proper installation.
8. Adjust if Necessary: If the knob feels loose, you may need to tighten the screw further. - Question: Type of knobs screw?
- Answer: There are various types of knob screws designed for specific applications. Here are a few common types:
1. Round Knurled Thumb Screws: These have textured heads for better grip, often used in applications where a secure grip is essential.
2. Lobed Knobs: Have a lobed design for a comfortable grip, commonly found on industrial and mechanical equipment.
3. Ball Knobs: These have a spherical shape and are commonly used on levers or control mechanisms.
4. T-Knobs: Shaped like the letter "T," these knobs are simple to turn and are used in applications where frequent adjustments are needed.
5. Star Knobs: Featuring a star-shaped head for easy turning, often used in applications requiring frequent adjustments.
6. Mushroom Knobs: Shaped like a mushroom. It is used for cabinets, drawers, and doors, these knobs provide a comfortable grip for opening and closing
- Question: How to choose the knob screw?
- Answer: Here are some example how to choose the knob screw
1. Usage: Identify its purpose, such as indoor/outdoor and specific applications like machines, jig fixtures, doors, cabinets, etc.
2. Material: Match durability to the environment (stainless steel, aluminum, brass and plastic (eg., ABS, Nylon and so on).
3. Thread Type and Thread Size : Ensure screw matches knob (Threaded, Tapped) or Press fit. and the thread size is appropriate to install
4. Size: Select a knob head size that is appropriate for your intended use.
5. Head Type: Choose based on knob design (eg.,round, T Shape, Wing Shape, Polygon shape etc.).
6. Easy to install : Ensure easy installation and tightening.
7. Follow Guidelines: Check knob manufacturer's recommendations. - Question: What is the usage for knob screw?
- Answer: The primary usage of a knob screw is to enable manual control, adjustment, or fastening in a wide range of applications. Here are additional examples of how knob screws are used:
1. Camera Tripods: Knob screws are used to secure the legs and adjust the height of camera tripods, aiding photographers in achieving stable shots.
2. HVAC Systems: Knob screws are used to control airflow direction and intensity in ventilation systems, enhancing indoor air quality and comfort.
3. Scientific Research Instruments: In laboratories, knob screws are employed to fine-tune the position of laser optics, ensuring precise experimental setups.
4. Automated Manufacturing: Knob screws play a role in industrial automation by adjusting the position of sensors. - Question: What is the difference of knob screw and door knob?
- Answer: Knob Screw:
A knob screw is a type of fastener used to secure or adjust objects together. It consists of a threaded and a head. The head is designed for easy gripping and turning by hand. Knob screws are commonly used in applications where frequent adjustments or temporary fastening is required. They are often found in devices like clamps, jigs, and fixtures. The main purpose of a knob screw is to provide a manual way of securing two components together without the need for additional tools.
Door Knob:
A door knob, on the other hand, is a handle or knob attached to a door that allows people to open and close the door. It is usually mounted on a spindle that connects the knob on the outside of the door to a mechanism on the inside, allowing the door to be latched or unlatched. Door knobs come in various designs and materials, and they serve both functional and aesthetic purposes. They are an integral part of doors in buildings and structures
In summary,
A knob screw is a threaded fastener used for securing or adjusting objects together, often by hand.
A door knob is a handle attached to a door, allowing people to open and close the door, serving a functional and aesthetic purpose.
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