Oldham Couplings Clamping Type

Brand :

MISUMI

Caution

Product Description

· GCOC/ GCOCRK/ GCOCWK Model Oldham Couplings Clamping Type.
· Couplings consisting of 2 hubs and 1 spacer disc.
· 2 hubs materials are aluminum alloy and surface treatment with alumite treatment.
· Spacer disc material is Polyacetal.
· Shaft Fastening Method: Lock bolt clamp screw type.
· Lock bolt clamp screw material: steel SCM435 surface treatment with Ferro ferric Oxide Protective Film.
· Oldham Coupling size: 16 to 32.
· Allowable Angular misalignment 3 degree.
· Operating Temperature Range: -20 to 80 °C
· Maximum Rotational Speed Range: 4001 ~ 10000 (r/min).

Economy Al/POM Oldham Coupling

High torqueClamping typePolyacetal

- High torque capacity ensures reliable performance for demanding applications

- Allows for significant angular misalignment up to specified degree for versatile use.

- Made from durable aluminum and polyacetal for long-lasting operation

- Easy clamping type installation for quick and secure setup

- Operates efficiently at high rotational speeds

MISUMI Standard

Cheaper Price

Product Variety

3D CAD
3D CAD Support

Product Overview

■ Summary coupling
Features: The quality and performance are the same as those of previous products, thus realizing low-cost supply. It can replace CPOC and CPO.

Dimensional Drawing

Product Drawings (Unit: mm)
(Economic type) Cross coupling Clamping type Dimensional drawing

Type				Material			Surface Treatment		Accessories
Standard Hole	d₁(One side)	d₂(One side)	d₁, d₂(Both sides)	Body	Spacer	Lock bolt clamp screw	Body	Lock screw clamp screw
GCOC	GCOCLK	GCOCRK	GCOCWK	Aluminum	Polyacetal	SCM435	Alumite Treatment	Ferroferric Oxide Protective Film	Lock Bolt
GCO	GCOLK	GCORK	GCOWK						Clamp Screw

Specification Table

Please order after selecting part number and parameters according to the selection steps Specification Table

Part Number (Type·D)	－	d₁	－	d₂
GCOC20	－	6	－	8

Part Number		d₁, d₂ selection (But d₁≤d₂)										d₃	L	ℓ	t	F	A	Clamp screw·Lock bolt
Type	D																	M	Tightening Torque
Type	D																	M	(N·m)
GCOC· GCOCRK GCOCLK ·GCOCWK	16			＊5	＊6							7	29	12.5	4	3	5	M2.5	1
	20				＊6	＊6.35	8					9	33	14	5	3	6.5	M2.5	1
	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
GCO·GCORK GCOLK·GCOWK	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

d1 and d2 ＊marked products without keyway hole.

d₁ and d₂＊marked products without keyway hole.
■The Coupling Characteristic Value

Part Number		Allowable torque (N·m)	Allowable Angular Misalignment (°)	Allowable lateral misalignment (mm)	Maximum rotational speed (r/pm)	Moment of inertia (kg·m³)	Weight (g)
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)
GCOC·GCOCRK GCOCLK·GCOCWK	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
GCO· GCORK GCOLK ·GCOWK	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

Moment of inertia and weight are the values at the maximum shaft dia.

Operating 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.

Product Features

The coupling quality and performance are the same as those of previous products, thus realizing low-cost supply. It can replace CPOC and CPO.

Precautions

■Precautions for use coupling
(Economic type) Cross coupling Clamping type Precautions

Usage Method

●Coupling usage method
(Economic type) Cross coupling Clamping type Usage method

Example of Use

Overview·Features
(Economic type) Cross coupling Clamping type Example of use