Can the knob plunger bear radial force?

The knob plunger is not recommended to bear radial cutting force, as it is prone to product damage and fracture, and generally, it can only bear axial force. What role does a ball plunger play?

What role does a ball plunger play?

It is a mechanical element part that can easily and quickly locate and fix the workpiece by operating the knob or the handle to pull out or insert the pin. Early knob plungers were mainly used for parts used in the angular positioning of indexing devices. In recent years, knob plunger has been more widely used, and become an indispensable mechanical element part of equipment and devices.

What are the characteristics of fine thread type compared to coarse thread type?

Fine thread type is suitable for fine-tuning the ejection amount of the pin. More precise positioning is more possible compared to coarse thread type.

What is the difference between reset type and self-locking type knob plungers?

The self-locking type can lock the front end by turning 90° after pulling out the knob while keeping the pulled state and turning 90° to release the lock.

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C-SPHX12

Locking Mechanism Body Material type Screw Dia. M Stroke (S) Length L Main Body Surface Treatment Pin Diameter B CAD Days to Ship

Specification/Dimensions

Locking Mechanism
- Nose Lock
  - Self-locking Type
- Returning
  - Reset Type
Clear
Body Material
- Steel
  - Steel
- Stainless Steel
  - Stainless Steel
Clear
type
- C-PHX
- C-PHXY
- C-SPHX
- C-SPHXY
Clear
Screw Dia. M(mm)
8

10

12

16
Clear
Stroke (S)(mm)
5

7

10
Clear
Length L(mm)
26.5

34

40.5

47.5
Clear
Main Body Surface Treatment
- Not Provided
- Nickel Plating
- Zinc Plating
Clear
Pin Diameter B(Ø)
- 5
- 7
- 10
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

6 Day(s) or Less
Clear

Specify Alterations

Index Plungers Resin Knob Type (Part Number)

Name: Index Plungers Resin Knob Type
Brand: MISUMI
Availability: InStock

ECONOMY INDEXING PLUNGER

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Check FAQ of this product (4)

Brand :

MISUMI

MiSUMi C-VALUE

MISUMI

From :

฿ 94.70/Unit
Qty :
Days to Ship :

---
Total Price :

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CAD Download

(i)Caution

Download Free! >>Economy Series Catalog ver2023 (TH-EN)_Part10 CLICK here

Product Description

・ Product type: Index Plungers Resin Knob Type.
・ Screw diameter: M8, M10, M12, M16
・ Compact Indexing Plungers feature fine threads and a design where the body remains enclosed after the knob is pulled out, providing dust-proof functionality.
・ Operations are divided into reset and self-locking types for versatility.
・ Indexing plungers allow easy and fast positioning of mechanical elements with a simple pull or push of the knob. Ideal for fixture indexing, positioning, and stop limits.
・ This is an economy item; The price is cheaper than the MISUMI standard product.

Product Overview of Indexing Plungers

♢ Indexing Plungers is also known as indexing pin or indexing plunger. The pin can be pulled out or inserted by the operation knob for easy and fast positioning and for fixing mechanical elements of the workpiece.
Indexing Plungers is Suitable for fixture indexing, positioning, stop limit and other occasions.

Product Feature of Indexing Plungers

♢ This series is a compact Indexing Plungers with fine threads, and its body is not exposed after the knob is pulled out, which is dust-proof.
♢ The operation method of Indexing Plungers is generally divided into two types: reset and self-locking type.

Dimensional Drawing of Indexing Plungers

Specifications Overview of Indexing Plungers

Type of Indexing Plungers		Thread	Knob		Body		Pin	Spring
Reset type	Self-locking type		Material	Color	Material	Surface Treatment	Material	Material
C-PHX	C-PHXY	Fine	PA6 Plastics	Blue	1215	Galvanized	SUS303	SUS304
C-SPHX	C-SPHXY				SUS303	-

Usage Method of Indexing Plungers

How to operate the reset type and self-locking type
• Reset type of Indexing Plungers
1. The front end is usually protruding.
2. The front end retracts when the knob is pulled out.
3. If the Indexing Plungers is released, the front end will return to the protruding state through the action of the built-in spring force.

• Self-locking type of Indexing Plungers
1. The front end is usually protruding.
2. The front end retracts when the knob is pulled out.
3. If the front end is rotated by 90° while maintaining the pull-out state, the retraction state of the front end can be locked.
4. To release the locked state, simply rotate 90° while maintaining the pulled-out state.
5. If the Indexing Plungers is released, the front end will return to the protruding state through the action of the built-in spring force.

Example Use of Indexing Plungers

Indexing Plungers is used to prevent malfunction in the example of use of sheet metal bending fixture.

Specification Table of Indexing Plungers

Part Number of Indexing Plungers			Thread Pitch (Fine)	D	D₁	S	B	L	L₁	SW	Load (N)
Type		M	Thread Pitch (Fine)	D	D₁	S	B	L	L₁	SW	min.	max.
Reset type C-PHX C-SPHX	Self-locking type C-PHXY C-SPHXY	8	0.75	21	15	5	5	26.5	5	10	2.5	8.7
		10	1	25	18	7	7	34	7	12	3	16.5
		12	1.5	28	20	7	7	40.5	10	14	4.7	16.5
		16	1.5	33	33	10	10	47.5	12	17	10.2	30.5
kgf＝N× 0.101972

Specification Table

Part Number			Thread Pitch (Fine)	D	D₁	S	B	L	L₁	SW	Load (N)
Type		M	Thread Pitch (Fine)	D	D₁	S	B	L	L₁	SW	min.	max.
Reset type C-PHX C-SPHX	Self-locking type C-PHXY C-SPHXY	8	0.75	21	15	5	5	26.5	5	10	2.5	8.7
		10	1	25	18	7	7	34	7	12	3	16.5
		12	1.5	28	20	7	7	40.5	10	14	4.7	16.5
		16	1.5	33	33	10	10	47.5	12	17	10.2	30.5
kgf＝N× 0.101972

Part Number

Incomplete part number.
Please use left hand selections to complete a part number.

: 30; 60; 90

Part Number
C-SPHX12

Part Number	Price	Name	Minimum Order Qty.	Volume Discount	Days to Ship	RoHS	Screw Dia. M (mm)	Stroke (S) (mm)	Locking Mechanism	Body Material	Length L (mm)	Main Body Surface Treatment	Pin Diameter B (Ø)
	฿ 145.46	ECONOMY INDEXING PLUNGER	1 Piece(s)	Available	Same day	10	12	7	[Returning] Reset Type	[Stainless Steel] Stainless Steel	40.5	Not Provided	7

Basic Information

Type	Standard Type	Mounting Method	Screw-In	Pin Material	Stainless Steel
All Stainless	Not Compliant	Knob	Provided

Please check the type/dimensions/specifications of the part C-SPHX12 in the Index Plungers Resin Knob Type series.

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Frequently Asked Questions (FAQ)

Question: Can the knob plunger bear radial force?: Answer: The knob plunger is not recommended to bear radial cutting force, as it is prone to product damage and fracture, and generally, it can only bear axial force. What role does a ball plunger play?
Question: What role does a ball plunger play?: Answer: It is a mechanical element part that can easily and quickly locate and fix the workpiece by operating the knob or the handle to pull out or insert the pin.
Early knob plungers were mainly used for parts used in the angular positioning of indexing devices.
In recent years, knob plunger has been more widely used, and become an indispensable mechanical element part of equipment and devices.
Question: What are the characteristics of fine thread type compared to coarse thread type?: Answer: Fine thread type is suitable for fine-tuning the ejection amount of the pin. More precise positioning is more possible compared to coarse thread type.
Question: What is the difference between reset type and self-locking type knob plungers?: Answer: The self-locking type can lock the front end by turning 90° after pulling out the knob while keeping the pulled state and turning 90° to release the lock.

Check other FAQ (1) Hide

Products with similar specification

Part Number
C-PHX8
C-PHXY10
C-PHXY12
C-SPHX16
C-SPHX8
C-SPHXY10

Price	Minimum Order Qty	Volume Discount	Days to Ship	RoHS	Screw Dia. M (mm)	Stroke (S) (mm)	Locking Mechanism	Body Material	Length L (mm)	Main Body Surface Treatment	Pin Diameter B (Ø)
฿ 94.70	1 Piece(s)	Available	Same day	10	8	5	[Returning] Reset Type	[Steel] Steel	26.5	Zinc Plating	5
฿ 100.76	1 Piece(s)	Available	6 Day(s)	10	10	7	[Nose Lock] Self-locking Type	[Steel] Steel	34	Zinc Plating	7
฿ 131.07	1 Piece(s)	Available	Same day	10	12	7	[Nose Lock] Self-locking Type	[Steel] Steel	40.5	Zinc Plating	7
฿ 283.34	1 Piece(s)	Available	Same day	10	16	10	[Returning] Reset Type	[Stainless Steel] Stainless Steel	47.5	Not Provided	10
฿ 124.25	1 Piece(s)	Available	Same day	10	8	5	[Returning] Reset Type	[Stainless Steel] Stainless Steel	26.5	Not Provided	5
฿ 124.25	1 Piece(s)	Available	Same day	10	10	7	[Nose Lock] Self-locking Type	[Stainless Steel] Stainless Steel	34	Not Provided	7