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OHKITA Machine Keys（Shape：Woodruff Keys）

OHKITA offers products Machine Keys specified by Shape Woodruff Keys from Fasteners product category. There are a total of 1 items. The most popular types of screws, bolts, washers, nuts and bolts that can be used with all types of fastening work. OHKITA products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

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Environmentally friendly
- RoHS Compliant (10 Substances)
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Material
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- Stainless Steel
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- Straight
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Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic Polishing + Precision Cleaning
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Shape	Parallel Keys (Straight) Parallel Keys (Round at One End) Parallel Keys (Round at Both Ends) Tapered Machine Keys Woodruff Keys
Brand	(0) (0) ESCO (0) HIMENO PRECISION (0) KATAYAMA CHAIN (0) NANKAI INDUSTRY (0) OHKITA (1) RS Pro (0) SEIKI (0) SUNCO (0) TRUSCO (0)
Filter By	All Sale Items
CAD	2D 3D
Days to Ship	All Same day 1 Day(s) or Less 3 Day(s) or Less 4 Day(s) or Less 5 Day(s) or Less Others

1 items

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Until 31/03/2025

Woodruff Key

OHKITA

[All items Can Be Sold in Single Units.]
· Keyway machining can be done easily by a milling cutter.
Material = S45C

From: ฿ 36.58
Special Price
Days to Ship: Same day

Same day


Brand
Product Series
From
Days to Ship
Shape
Environmentally friendly
Width(mm)
Characteristics/Applications
Overall Length(mm)
Material
Hole Machining
Cleaning Method

	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025
Brand	OHKITA
Product Series	Woodruff Key
From	฿ 36.58 Special Price On Sale Until 31/03/2025
Days to Ship	Same day
Shape	Woodruff Keys
Environmentally friendly	-
Width(mm)	3 ～ 10
Characteristics/Applications	-
Overall Length(mm)	-
Material	Steel
Hole Machining	Straight
Cleaning Method	-

Application example related to this category

Pick and Place Mechanism with Ball Spline

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Related Categories to Machine Keys

FAQ Machine Keys

Question: What are machine keys and their primary functions?: Answer: Machine keys, also known as shaft keys, are mechanical components used to connect rotating machine elements such as gears, pulleys, and couplings to a shaft. Their primary function is to transmit torque from the shaft to the connected element and ensure synchronous rotation. They also provide a fail-safe mechanism to protect the machinery by shearing off during overload conditions, thus preventing damage to other components.
Question: What types of machine keys are available?: Answer: There are several types of machine keys, each suited for different applications:
1. Parallel Keys: Rectangular keys with either square or rounded ends. They are the most common type and used for general purposes.
2. Woodruff Keys: Semi-circular keys with a flat or radius bottom, used mainly for small-diameter shafts and applications requiring a tighter fit.
3. Taper Keys: Tapered keys that provide a locking effect by wedging into the keyway.
4. Gib Head Keys: Tapered keys with a head for easier removal and adjustment.
Question: How do I choose the right machine key for my application?: Answer: To choose the correct machine key, consider the following factors:
1. Shaft and Keyway Size: Ensure the key fits snugly into the keyway of both the shaft and the rotating element.
2. Material: Common materials include carbon steel (S45C) and stainless steel (SS304). Choose the material based on the environment and load conditions.
3. Type of Key: Depending on the specific requirements of your application (e.g., load type, frequency of removal, and adjustment), select the appropriate key type.
4. Standards Compliance: Ensure the key conforms to relevant standards (e.g., DIN, JIS).
Question: What materials are machine keys typically made from?: Answer: Machine keys are usually made from durable materials such as S45C carbon steel and SS304 stainless steel. These materials offer good wear resistance and strength, suitable for various mechanical applications. In some cases, keys may also be made from brass or silicon bronze for specific requirements.
Question: How are machine keys installed?: Answer: Machine keys are installed by fitting them into the keyway of a shaft and the corresponding keyway of the rotating element. For precise installation:
1. Clean the Keyway: Ensure the keyway is clean and free from debris.
2. Fit the Key: Insert the key into the shaft’s keyway.
3. Align the Element: Slide the rotating element (gear, pulley, etc.) onto the shaft, aligning its keyway with the key.
4. Secure the Assembly: Tighten any set screws or locking mechanisms to secure the assembly.
Question: What are the common sizes and dimensions of machine keys?: Answer: Machine keys come in various sizes and dimensions to fit different shaft diameters and keyway sizes. They are typically specified by width, height, and length. For example:
• Widths range from 2mm to 50mm or more.
• Lengths range from 5mm to over 300mm.
• Heights correspond to the width to ensure a proper fit in standard keyways.
Question: Can machine keys be custom-made?: Answer: Yes, machine keys can be custom-made to specific dimensions and requirements. Manufacturers can produce custom keys based on the specifications provided, including material, size, and any special features like counterbores or tapped holes.
Question: What are Woodruff keys, and where are they used?: Answer: Woodruff keys are semi-circular keys used in applications requiring a tight fit and resistance to rotational movement. They are commonly used in automotive and small machinery applications where precise alignment is crucial.
Question: Are there specific standards for machine keys?: Answer: Yes, machine keys are manufactured to conform to various international standards, such as:
• DIN 6885: German standard for parallel keys.
• JIS B1301: Japanese standard for machine keys.
• ANSI: American standards for key sizes and dimensions.