Disc Couplings

1,038 products

Kop-Flex disc couplings transmit torque through flexing metal disc packs — no lubrication and no wearing parts, with predictable stiffness for critical drives. Spacer and close-coupled arrangements suit pumps, compressors, and general machinery.

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Coupling Size

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Bore Type

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Total WR2 (lb-in2)

Total Length (Std Hub Post) (in)

Torque Rating (in-lb)

Outside Diameter (in)

Torque [Max] (ft-lb)

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Length Through Bore (long hub) (in)

Length Through Bore standard hub (in)

Showing 76–100 of 1038 products

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Catalog #	Brand	Coupling Size	Style	Bore Type	Hub Material	Price	Stock
254 KD 21 SPR1400	Kop-Flex	254	KD21	—	—	$1745.00	Available Check Availability
304 KD 21 SPR900	Kop-Flex	304	KD21	—	—	$6109.19	Available Check Availability
304 KD 21 SPR1400	Kop-Flex	304	KD21	—	—	$10104.96	Available Check Availability
354 KD 21 SPR900	Kop-Flex	354	KD21	—	—	$8213.40	Available Check Availability
354 KD 21 SPR1400	Kop-Flex	354	KD21	—	—	$8374.57	Available Check Availability
404 KD 20 SHUB	Kop-Flex	404	KD20	Rough Bore	Carbon Steel	$7607.16	Available Check Availability
404 KD 20 LHUB	Kop-Flex	404	KD20	Rough Bore	Carbon Steel	$6733.34	Available Check Availability
103 KD 21 SPR350	Kop-Flex	103	KD21	—	—	$739.48	Available Check Availability
053 KD 21 SPR438	Kop-Flex	53	KD2	—	—	$777.42	Available Check Availability
103 KD 1 CA	Kop-Flex	103	KD1	—	—	$1603.90	Available Check Availability
153 KD 1 CA	Kop-Flex	153	KD1	—	—	$2322.64	Available Check Availability
203 KD 1 CA	Kop-Flex	203	KD1	—	—	$3578.50	Available Check Availability
253 KD 1 CA	Kop-Flex	253	KD1	—	—	$4932.74	Available Check Availability
454 KD 21 SHUB	Kop-Flex	454	KD21	Rough Bore	—	$9608.26	Available Check Availability
403 KD MTDP	Kop-Flex	403	KD1 and KD2	—	—	$4966.95	Available Check Availability
103 KD 1 SS	Kop-Flex	103	KD1	Rough Bore	Carbon Steel	$620.37	Available Check Availability
153 KD 1 SS	Kop-Flex	153	KD1	Rough Bore	Carbon Steel	$2664.39	Available Check Availability
203 KD 1 SS	Kop-Flex	203	KD1	Rough Bore	Carbon Steel	$3809.09	Available Check Availability
253 KD 1 SS	Kop-Flex	253	KD1	Rough Bore	Carbon Steel	$5328.79	Available Check Availability
103 KD 1 SS FB	Kop-Flex	103	KD1	Finished Bore	Carbon Steel	$2187.43	Available Check Availability
153 KD 1 SS FB	Kop-Flex	153	KD1	Finished Bore	Carbon Steel	$3292.65	Available Check Availability
203 KD 1 SS FB	Kop-Flex	203	KD1	Finished Bore	Carbon Steel	$4522.89	Available Check Availability
253 KD 1 SS FB	Kop-Flex	253	KD1	Finished Bore	Carbon Steel	$6187.31	Available Check Availability
103 KD 1 LS	Kop-Flex	103	KD1	Rough Bore	Carbon Steel	$1835.47	Available Check Availability
153 KD 1 LS	Kop-Flex	153	KD1	Rough Bore	Carbon Steel	$2697.28	Available Check Availability

Disc Couplings

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