Oldham Couplings Set Screw Type

Caution
- Download Free! >> Misumi Economy_Series(THA)_Index04_Stepper_Motor_Coupling CLICK here
Product Description
This is an economy item, The price is cheaper than the MISUMI standard product.
[Features/Characteristics]
The middle of the coupling is connected with a cross slider, which can be disassembled freely. Large radial and angular deviations are allowed.
Economy Set Screw Oldham Coupling
- Large radial and angular deviations allowed
- High torque capacity for demanding applications
- Easily disassembled and reassembled with cross slider design
- Universal use
- Durable aluminum and Polyacetal construction

![]()
MISUMI Standard
![]()
Cheaper Price
![]()
Product Variety
![]()
3D CAD Support
Coupling Product Overview
■ Features: The quality and performance are the same as those of previous products, thus realizing low-cost supply. It can replace CPOC and CPO.
Coupling Product Feature
Dimensional Coupling Drawing

| Typ | [M] Material | [S] Surface Treatment | [A] Accessories | |||
| Body | Spacer | Fastening Bolt Set Screw | Body | Lock screw Set Screw | ||
| ① | Aluminum | Polyacetal | SCM435 | Alumite Treatment | Ferroferric Oxide Protective Film | Fastening Bolt |
| ② | Set Screw | |||||
[ ! ] Service temperature: -20℃ to 80℃
[ ! ] In order to obtain a larger allowable angular misalignment, this product is designed exclusively by MISUMI. For details, please refer to the shape of the protruding part of the adjusting ring GCOCS.
Coupling Specification Table
| Type | D | d1, d2 selection (But d1≤d2) | d3 | L | ℓ | t | F | A | Set Screw·Fastening Bolt | ||||||||||
| M | Tightening Torque | ||||||||||||||||||
| (N·m) | |||||||||||||||||||
| ① | 16 | *5 | *6 | 7 | 29 | 12.5 | 4 | 3 | 5 | M2.5 | 1 | ||||||||
| 20 | *6 | *6.35 | 8 | 9 | 33 | 14 | 5 | 6.5 | |||||||||||
| 25 | *6.35 | 8 | 10 | 11 | 39 | 16.5 | 6 | 3.8 | 9 | M3 | 1.5 | ||||||||
| 32 | 8 | 10 | 11 | 12 | 14 | 14.5 | 45 | 19 | 7 | 4.5 | 11 | M4 | 2.5 | ||||||
| ② | 16 | *3 | *4 | *5 | *6 | *6.35 | 7 | 18 | 7 | 4 | 3.5 | - | M3 | 0.7 | |||||
| 20 | *4 | *5 | *6 | *6.35 | 8 | 9 | 23 | 9 | 5 | 4.5 | M4 | 1.7 | |||||||
| 25 | *5 | *6 | *6.35 | 8 | 10 | 11 | 28 | 11 | 6 | 5.5 | M5 | 4 | |||||||
| 32 | 8 | 10 | 12 | 14 | 14.5 | 33 | 13 | 7 | 6.5 | M6 | 7 | ||||||||
■The Coupling Characteristic Value
| Type | D | Allowable torque (N·m) | Allowable Angular Misalignment (°) | Allowable lateral misalignment (mm) | Maximum rotational speed (r/pm) | Moment of inertia (kg·m3) | Weight (g) |
| ① | 16 | 0.7 | 3 | 1.0 | 10000 | 4.4×10-7 | 11 |
| 20 | 1.2 | 1.5 | 1.2×10-6 | 20 | |||
| 25 | 2.0 | 2.0 | 3.3×10-6 | 37 | |||
| 32 | 4.5 | 2.5 | 1.4×10-6 | 70 | |||
| ② | 16 | 0.7 | 3 | 1.0 | 10000 | 2.2×10-7 | 6 |
| 20 | 1.2 | 1.5 | 6.9×10-7 | 13 | |||
| 25 | 2.0 | 2.0 | 2.1×10-6 | 23 | |||
| 32 | 4.5 | 2.5 | 6.5×10-6 | 45 |
Example of Use Coupling

Coupling Precautions

Coupling Usage Method
