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Clamping Screws Ball Type (Part Number)

Clamping Screws Ball Type

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  • **RoHS Compliant is available for some part numbers.
    Please contact with MISUMI for detail effective date.

Product Description

- MISUMI offers the C-RSM series of Ball Tips Clamping Screws.
- The main body of the clamping ball screw is made of an equivalent material to 40Cr.
- The ball of the clamping screw is made of SUS440C equivalent.
- The screws are available in five sizes: M3, M4, M5, M6, or M8.
- The thread precision of this product has been verified using commercially available nuts equivalent to GB 6G.
- The front end of the ball is highly hardened, making it resistant to wear. It can be used to clamp the workpiece and adjust its angle.

Economy Ball Tip Clamping Screw

AdjustabilityVersatilityWear Resistance

- Material: Screw body made of 40Cr equivalent steel, ball made of SUS440C stainless steel.

- Design: Ball-tipped design for versatile clamping and adjustment.

- Size Range: Available in multiple sizes

- Thread Precision: Meets GB 6G standard for accurate fit.

- Hardness: Ball tip hardened to 50-55 HRC for durability.

Economy Ball Tip Clamping Screw
MISUMI Economy Logo

MISUMI Standard
MISUMI Standard

Cheaper Price
Cheaper Price

Product Variety
Product Variety

3D CAD
3D CAD Support


Clamping Screws Product Overview

Clamping Screws The front end of the ball is of high hardness, and not easy to wear. Can be used to clamp the workpiece and adjust its angle.

Clamping Screws Product Feature

Feature 1: The front end of the screw is the ball head, so it can also be used to clamp inclined parts or cast products with rough surface and slope.
Feature 2: The angle of the workpiece can be adjusted by adjusting the height of the screw.
Feature 3: The front end ball head of the Economy series Clamping Screws can be rotated.
Feature 4: The hardness of the front end ball head is 50 to 55 HRC, so the workpiece can be repeatedly installed and positioned.
Feature 5: All models are available in stock, allowing same-day shipment.

Clamping Screws Dimensional Drawing

misumi RSM MISUMI lock screw M3 to M16 Size standards drawing
The thread precision of this product has been judged qualified through commercially available nuts equivalent to GB 6G.

Clamping Screws Specifications Overview

・Material Table
TypeBodySphere ShapeML Selection
Sphere Shape Equivalent material Hardness Surface Treatment Material Hardness
C-RSMEquivalent to 40Cr48HRC toFerroferric Oxide Protective FilmSUS440C50 to 55HRCM3~M85.2~25.8
If there are requirements for rust prevention, give priority to products made of stainless steel SUS304. Please refer to the rust prevention method.

Clamping Screws Usage Method

Product DrawingsIntended Use
misumi RSU MISUMI lock bolt M3 to M16 Complete method of useAdjust the position movement of the workpiece by adjusting the direction of the Clamping Screws.
misumi FSM MISUMI lock screw ball head type M3 to M16 usage introductionRealize the function of guiding and positioning the workpiece through the Clamping Screws.

Clamping Screws Example of Use

misumi FSU MISUMI lock screw M3 to M16 Complete method of use
Mechanism name:
Angle adjustment mechanism using Clamping Screws and steel balls

Mechanism function:
Put the resin case in the inspection position, and check whether the resin case hole is normal through a photoelectric sensor.

The function of the Clamping Screws:
Through the change of the up and down position of the clamping screw, it plays the role of micro-adjusting the emission angle of the photoelectric sensor.
misumi RSUC MISUMI lock screw angle seat type M3 to M16 Detailed Function
 

Clamping Screws Related Industries

Electronic & Electrical Appliances Smart phone Medical
misumi RSU MISUMI lock screw M3 to M16 For electronics and electrical appliances industry misumi RSU MISUMI lock screw M3 to M16 For smart phone industry misumi RSU MISUMI lock screw M3 to M16 For medical industry
Robotics Semiconductor Lithium battery
misumi RSM MISUMI lock screw M3 to M16 For robot misumi RSM MISUMI lock screw M3 to M16 For semiconductor misumi RSM MISUMI lock screw M3 to M160 For lithium battery

Clamping Screws Precautions

① If there is a requirement for rust prevention, please give priority to products made of stainless steel SUS304
② The front end ball head of the Economy series Clamping Screws can be rotated.
③ The corner seat type hemisphere is sometimes spherical instead of flat after rotating. Use tape and magnet when reversed to restore hemisphere rotation. In addition, when you don't want to reverse, please use turning prevention type.

Clamping Screws Related Products

Adjusting bolt Hex socket on head Knurled knob type Metal Washers Standard Grade/Precision Grade Custom Size Type Axle Pin Bolt
misumi RSU MISUMI locking screw M3 to M16 For matching adjusting bolt misumi RSU MISUMI locking screw M3 to M16 For metal washer misumi RSU MISUMI locking screw M3 to M16 For matching axle pin bolt
Typical model: AJKTN10-80 Typical model: FWASB-D15.5-V5.5-T2.6 Typical model: LMU6
Advantages: Positioning by manual adjustment, optional length Advantages: Matching screws, high precision, multiple types Advantages: Accurate positioning, high shaft precision

Clamping Screws Specification Table

misumi RSU MISUMI locking bolt M3 to M16 Ordering Selection Example

■Sphere Shape
Part Number L d1 B S
Type M (Coarse Thread)
C-RSM
Sphere Shape
3 5.2 10.2     1.5 1.5 2 0.5
4 6.5 10.5 16.5   2.38 2 2.5 0.7
5 8.6 12.6 20.6   3 2.5 3 0.9
6 10.8 16.8 20.8 25.8 3.5 3 3.5 1.2
8 11.2 21.2     5 4 5 1.7

Part Number 

  • Incomplete part number.
    Please use left hand selections to complete a part number.
    Incomplete part number.
    Please use left hand selections to complete a part number.
Loading...Tải…
Part Number
C-RSM3-5.2
C-RSM3-10.2
C-RSM4-6.5
C-RSM4-10.5
C-RSM4-16.5
C-RSM5-8.6
C-RSM5-12.6
C-RSM5-20.6
C-RSM6-10.8
C-RSM6-16.8
C-RSM6-20.8
C-RSM6-25.8
C-RSM8-11.2
C-RSM8-21.2
Part NumberPriceMinimum Order Qty.Volume DiscountDays to ShipSố ngày giao hàngThread Dia. Overall Length L
(mm)

5,838 VND

1 Piece(s) Available Same day 35.2

8,350 VND

1 Piece(s) Available Same day 310.2

8,655 VND

1 Piece(s) Available Same day 46.5

9,110 VND

1 Piece(s) Available Same day 410.5

9,493 VND

1 Piece(s) Available Same day 416.5

9,110 VND

1 Piece(s) Available Same day 58.6

9,493 VND

1 Piece(s) Available Same day 512.6

10,256 VND

1 Piece(s) Available Same day 520.6

9,645 VND

1 Piece(s) Available Same day 610.8

10,030 VND

1 Piece(s) Available Same day 616.8

10,408 VND

1 Piece(s) Available Same day 620.8

11,169 VND

1 Piece(s) Available Same day 625.8

11,166 VND

1 Piece(s) Available Same day 811.2

13,073 VND

1 Piece(s) Available Same day 821.2

Loading...Tải…

  1. 1

Basic InformationThông tin cơ bản

Tip Shape Spherical Screw Type Full Threaded Material (Thread) 40Cr Equivalent
Material (Tip) SUS440C

Frequently asked question (FAQ)FAQ

Question:Question: What are the types of locking screws?
Answer:Answer: Depending on the tightening method, it is mainly divided into straight type and bolt type. Depending on the usage method, it can be divided into ball type, angle type and rotation stopper type.
Question:Question: Does the locking screw have hardness?
Answer:Answer: The ball has hardness and it is more than 55 HRC. Products made of SCM435 material also have hardness at the thread part (38 to 43HRC), and those made of SUS304 material do not have hardness.
Question:Question: Which parts and components sold by MISUMI are generally used for locking screws?
Answer:Answer: It is recommended to be used in conjunction with nuts, workpiece guide blocks, etc.
Question:Question: What is the strength class of the locking screw?
Answer:Answer: This product is an adjusting bolt, not a tightening bolt, so there is no strength class.

Check other FAQ (1 items) HideĐóng.