Sliding Disc (Oldham coupling)use 3-part couplings with replaceable wear elements.

Sliding Disc (Oldham coupling)General purpose, robust, easy to use 3-part couplings with replaceable wear elements. Generous radial compensation and pull-apart / re-engage facility for blind assemblies.
Clamp type
Dimensions and Order Codes
	Coupling Size	Hub Ref	ØD	L	L1 (1)	L2 (2)	ØB1 max	Fasteners			Moment of inertia (4)	Mass (4)	Corresponding Acetal (black) Disc Ref.	Corresponding Nylon 11 Disc Ref
								Screw	Torque (3)	Wrench
			mm	mm	mm	mm	mm		Nm	mm	kgm2 x 10-8	kg x 10-3
more	19	235.19	19	22	6.3	9.4	8	4-40	2.33	2	67	12	236.19	238.19
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more	25	234.25	25	28.4	8.6	11.2	12	M3	2.43	2.5	252	31	236.25	238.25
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more	33	245.33	33	48	13	22	16	M4	5.66	3	1278	86	236.33	238.33
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more	41	234.41	41	50.8	16.7	17.4	20	M4	5.66	3	3327	148	236.41	238.41
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Table Notes:
1. Length of parallel bore ±0.2. Bores may terminate in 118° included angle.
2. Nominal distance between unchamfered shafts bottomed out to L1.
3. Maximum recommended tightening torque.
4. Values apply to complete couplers with max bores.

oldham coupling