Oldham Couplings Set Screw Style : OC series

Oldham Couplings Set Screw style : OC series; Bore diameter:4~35mm; OD:16~70mm; L:18~57mm;

Features:

• Use for Servo motor, screw rod…
• Bushings Material:High strength aluminum alloy;
• Flexible colloidal material:PA66;
• SurFace Treatment: Oxidation treatment;
• Colloidal materials improted PA66, has good wear resistance.
• Corrosion resistance and electrical insulation.
• Sliding design more effective compensation of radial and angular misalignment.
• Type: set screw style.

OC Oldham Couplings Set Screw Style Size Chart

OC DIMENSIONS (mm)

Model	d1 d2 bore	ΦD	L	LF	L1	L2	LP	F	M	Wrench Torque(N.M)
OC-16X18	4,5,6, 6.35	Φ16	18	7.25	7.25	3.9	11.6	3.35	4-M3X5	0.7
OC-20X23	6, 6.35 ,7,8,9, 9.525 ,10	Φ20	23	9.15	9.15	4	12.7	5.15	4-M4X5	1.7
OC-25X28	6.35 ,7,8,9, 9.525 ,10,11,12	Φ25	28	11.5	11.5	5.8	16.6	5.7	4-M4X6	1.7
OC-32X33	8,9, 9.525 ,10,11,12, 12.7 , 14,15,16	Φ32	33	13.75	13.75	7	19.5	6.75	4-M5X8	4
OC-40X35	8,9, 9.525 ,10,11,12,14,15,16,18	Φ40	35	15.1	15.1	6.8	18.4	8.3	4-M6X12	7
OC-50X38	10,11,12, 12.7 , 14,15,16,19,20,22	Φ50	38	19	19	7.5	15	5.75	4-M6X12	7
OC-55X57	10,11,12, 12.7 , 14,15,16,19,20,22	Φ55	57	28	28	9.5	20	9.25	4-M8X14	8.4
OC-63X47	15,16,19,20,22,24,25	Φ63	47	22.75	22.75	8	17.5	7.38	4-M8X14	8.4
OC-70X57	19,20,22,24,25,28,30,32,35	Φ70	57	27.5	27.5	8.5	19	9.5	4-M8X16	8.4

Model and Data

Model	Rated torque (N.M)	Maximuntorque (N.M)	Allow Radial direction (mm)	Allow angle (°)	Allow Axis (mm)	Maximum speed (rpm)	Static torsional stiffness (N.M/rad)	Weight (g)
OC-16X18	0.7	1.4	0.8	3	+0.2	10000	30	6
OC-20X23	1.2	2.4	1	3	+0.2	10000	58	15
OC-25X28	2	4	1.2	3	+0.2	10000	130	25
OC-32X33	4.5	9	1.5	3	+0.2	9000	270	44
OC-40X35	9	18	1.8	3	+0.2	7500	520	81
OC-50X38	19	38	2	3	+0.2	7000	800	142
OC-55X57	25	50	2	3	+0.2	6700	900	280
OC-63X47	33	66	2	3	+0.2	6300	1200	320
OC-70X57	36	72	2	3	+0.2	6000	4800	430