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Mechanical Clutches

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#29613
30333986
Boston Gear 30333986 POR11FTHP52 open gear power transmission component for industrial drive applications. Designed for reliable torque transmission in demanding environments. Weighs 160.0 pounds.
Brand Boston Gear
Model 30333986
$37,131.80 Each
Free Shipping orders over $100
#29634
30213985
Boston Gear 30213985 WOR05MBLP28 open worm with 5:1 ratio and 1.750" bore. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 30213985
$8,065.32 Each
Free Shipping orders over $100
#29999
30217860
Boston Gear 30217860 ORC1FRTLP12 Centric overload clutch, size 1, fixed bore configuration with P12 bore. This torque-limiting device protects downstream machinery from damaging overloads in power transmission systems. Compact design suitable for general industrial applications requiring reliable torque overload protection.
Brand Boston Gear
Model 30217860
$2,881.23 Each
Free Shipping orders over $100
#30321
16582
Boston Gear 16582 ORC3FRTHP20 Centric overload clutch, size 3, with P20 bore. This torque-limiting clutch protects downstream equipment from damaging overloads in power transmission applications.
Brand Boston Gear
Model 16582
$4,766.91 Each
Free Shipping orders over $100
#30733
30226993
Boston Gear 30226993 WOR05NBHP25 open gear power transmission component for general industrial drive applications requiring reliable torque transmission. Weighs 25.1 lb.
Brand Boston Gear
Model 30226993
$6,941.34 Each
Free Shipping orders over $100
#250578
TT25BS 7/8
Martin TT25BS 7/8 overload clutch torque limiter with 7/8" finished bore, keyway, and setscrews. Bored-to-size steel construction protects drive systems by slipping at preset torque to prevent damage from jams or overloads.
Brand Martin Sprocket
Model TT25BS 7/8
$211.82 Each
Free Shipping orders over $100
#250590
TT35BS 7/8
Martin TT35BS 7/8 torque limiter overload clutch with 7/8" finished bore, keyway, and setscrews. Bored-to-size sprocket-style hub protects machinery from torque overloads in power transmission applications.
Brand Martin Sprocket
Model TT35BS 7/8
$251.74 Each
Free Shipping orders over $100
#250604
TT50BS 1 3/16
Martin TT50BS 1 3/16 torque limiter overload clutch with bored-to-size (BS) finished bore for 1-3/16" shaft. Features keyway and setscrews for secure mounting. Protects drive systems from overload damage.
Brand Martin Sprocket
Model TT50BS 1 3/16
$391.64 Each
Free Shipping orders over $100
#250618
TT70BS 1 1/2
Martin TT70BS 1 1/2 torque limiter overload clutch with 1-1/2" finished bore, keyway, and setscrews for direct shaft mounting. Bored-to-Size design provides overload protection by slipping at preset torque to prevent damage to connected machinery. Steel construction.
Brand Martin Sprocket
Model TT70BS 1 1/2
$687.24 Each
Free Shipping orders over $100
#399135
CSK35-2RS
STIEBER CSK35-2RS CLUTCH ASSEMBLY
Brand STIEBER
Model CSK35-2RS
$365.00 Each
Free Shipping orders over $100
#399198
DC8334C
STIEBER DC8334C SPRAG RETAINER ASSY
Brand STIEBER
Model DC8334C
$918.47 Each
Free Shipping orders over $100
#399586
RSBW40
STIEBER RSBW40 CLUTCH
Brand STIEBER
Model RSBW40
$1,072.44 Each
Free Shipping orders over $100
#400233
RSBW90
STIEBER RSBW90 CLUTCH
Brand STIEBER
Model RSBW90
$3,630.09 Each
Free Shipping orders over $100
#400630
CL4009-2A-RH
Formsprag CL4009-2A-RH is an FS-200 sprag-type overrunning clutch with a 1.125-inch bore, right-hand free-running direction, supplied less seals. Designed for overrunning, backstopping, and indexing applications in industrial power transmission. The sprag retainer assembly provides reliable one-way engagement and freewheel capability.
Brand Formsprag
Model CL4009-2A-RH
$5,518.80 Each
Free Shipping orders over $100
#401321
DC2222G
STIEBER DC2222G CLUTCH
Brand STIEBER
Model DC2222G
$317.22 Each
Free Shipping orders over $100
#401428
DC6334B
STIEBER DC6334B CLUTCH
Brand STIEBER
Model DC6334B
$379.60 Each
Free Shipping orders over $100
#401480
CL4558-1RH
Formsprag CL4558-1RH FS-04 sprag-type overrunning clutch with a 0.375-inch bore and right-hand free-running direction. Designed for indexing, backstopping, and freewheeling applications in industrial power transmission. The FS series features a compact sprag retainer for reliable one-way engagement.
Brand Formsprag
Model CL4558-1RH
$525.60 Each
Free Shipping orders over $100
#401559
CL7803
Formsprag CL7803 torque arm kit provides a rigid reaction link for mounting Formsprag overrunning clutches, backstops, and holdbacks. Designed to prevent clutch housing rotation while allowing radial float, this kit includes a steel torque arm with mounting hardware for secure installation in conveyor, elevator, and industrial drive systems.
Brand Formsprag
Model CL7803
$15,647.22 Each
Free Shipping orders over $100
#401622
DC4445A
STIEBER DC4445A CLUTCH
Brand STIEBER
Model DC4445A
$557.45 Each
Free Shipping orders over $100
#401645
CL42160-132
Formsprag CL42160-132 FSO-600/2.00 outer-race-driving overrunning clutch with a 2.000-inch bore. This sprag-type clutch is designed for indexing and backstopping applications where the outer race drives. The FSO-600 offers compact construction and reliable one-way engagement for industrial power transmission.
Brand Formsprag
Model CL42160-132
$3,830.51 Each
Free Shipping orders over $100
#402288
AS6
STIEBER AS6 CLUTCH ASSEMBLY
Brand STIEBER
Model AS6
$468.53 Each
Free Shipping orders over $100
#402299
AL90
STIEBER AL90 CLUTCH ASSEMBLY
Brand STIEBER
Model AL90
$21,718.16 Each
Free Shipping orders over $100
#402301
CSK17-P
STIEBER CSK17-P CSK17 WITH ONE KEYSEAT
Brand STIEBER
Model CSK17-P
$392.25 Each
Free Shipping orders over $100
#402875
CSK15
STIEBER CSK15 CLUTCH ASSY
Brand STIEBER
Model CSK15
$334.47 Each
Free Shipping orders over $100
#403700
RIZ70
STIEBER RIZ70 CLUTCH
Brand STIEBER
Model RIZ70
$14,623.89 Each
Free Shipping orders over $100
#403787
CSK8-RS
STIEBER CSK8-RS CLUTCH/LIP-SEALED
Brand STIEBER
Model CSK8-RS
$281.38 Each
Free Shipping orders over $100
#404272
CL41228-1RH
Formsprag CL41228-1RH FSR-16/2.000RH sprag backstop clutch with a 2.000-inch bore and right-hand rotation. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load. Self-contained sprag backstop with grease lubrication.
Brand Formsprag
Model CL41228-1RH
$4,912.24 Each
Free Shipping orders over $100
#404371
CL41326-38-1LH
Formsprag CL41326-38-1LH FSR-5/.687GRLH Sprag Backstop Clutch with a 0.687" bore, greased lubrication, and left-hand rotation. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load.
Brand Formsprag
Model CL41326-38-1LH
$1,810.40 Each
Free Shipping orders over $100
#404481
CL4009-2A-LH
Formsprag CL4009-2A-LH is an FS-200 sprag-type overrunning clutch with a 1.125" bore, left-hand rotation, and supplied less seals. Designed for freewheel and backstopping applications in industrial power transmission. The sprag retainer provides reliable one-way engagement.
Brand Formsprag
Model CL4009-2A-LH
$5,518.80 Each
Free Shipping orders over $100
#404527
CL41227-1RH
Formsprag CL41227-1RH FSR-14/1.750RH sprag backstop clutch with a 1.750-inch bore and right-hand rotation. This self-contained backstop prevents reverse rotation on inclined conveyors, bucket elevators, and hoists. The FSR-14 is designed for reliable backstopping in industrial power transmission applications.
Brand Formsprag
Model CL41227-1RH
$4,271.16 Each
Free Shipping orders over $100
#555142
OC337
Linn Gear OC337 Drive Saver overload clutch with 337 body size protects machinery from overload damage. Designed for reliable torque limiting in power transmission applications, this clutch disengages when preset torque is exceeded to prevent equipment failure. Constructed from durable materials for long service life in demanding industrial environments.
Brand Linn Gear
Model OC337
$109.23 Each
Free Shipping orders over $100
#2274282
TP90L SPRING SET 4 PB
Browning TP90L SPRING SET 4 PB replacement spring set for Torq/Pro torque overload assemblies. This spring set provides precise torque limiting and overload protection in industrial power transmission applications. Genuine Browning component from Regal Rexnord.
Brand Browning
Model TP90L SPRING SET 4 PB
$6,547.27 Each
Free Shipping orders over $100
#2284258
1296474
Browning T45LX 1 3/8 1296474 T45L series torque overload assembly with a 1.375-inch straight bore and 2800 lb-in maximum torque capacity. Provides overload protection for power transmission systems, disengaging the drive when torque exceeds the set limit. Suitable for conveyors, mixers, and industrial machinery requiring reliable torque control.
Brand Browning
Model 1296474
$510.60 Each
Free Shipping orders over $100
#2284265
1296508
Browning T55LX 1 3/16 1296508 T55L series torque overload assembly with a 1-3/16-inch straight bore and a maximum torque capacity of 3800 lb-in. Designed to protect downstream equipment from overloads and shock loads in industrial power transmission applications. Genuine Browning component from Regal Rexnord.
Brand Browning
Model 1296508
$1,372.50 Each
Free Shipping orders over $100
#2295045
2363182
Morse NFS-60 CLUTCH 2363182 NFS series cam clutch with 60 mm bore and 1457 ft-lbs rated torque capacity. This one-way clutch provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications. Morse, a Regal Rexnord brand with over 130 years of expertise.
Brand Morse
Model 2363182
$7,926.04 Each
Free Shipping orders over $100
#2295046
2623486
Morse NFS-70 CLUTCH NFS series cam clutch with 70 mm bore and 1854 ft-lbs rated torque capacity. This one-way clutch provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications. Morse, a Regal Rexnord brand with over 130 years of expertise.
Brand Morse
Model 2623486
$5,508.78 Each
Free Shipping orders over $100
#2296354
190386
Morse 150A-4 TL 7/16FB Model 150A torque limiter, size 4, with a 7/16" bore and flanged bushing. It provides overload protection with a minimum trip torque of 1 in-lb and maximum torque capacity of 15 in-lb for industrial power transmission applications.
Brand Morse
Model 190386
$1,005.36 Each
Free Shipping orders over $100
#2296397
194603
Morse 250-AG325 SPKT PKG Model 250 torque limiter with 81.1 mm outside diameter. This overload clutch protects industrial machinery from torque spikes by disengaging at a preset threshold. Designed for reliable overload protection in power transmission applications. Alt catalog number 194603.
Brand Morse
Model 194603
$123.16 Each
Free Shipping orders over $100
#2296398
194604
Morse 250-AG326 SPKT PKG (alt. 194604) Model 250 torque limiter with 84.2 mm outside diameter. This overload clutch protects industrial machinery from torque overload by disengaging at a preset threshold. Morse power transmission component for mechanical overload protection.
Brand Morse
Model 194604
$200.91 Each
Free Shipping orders over $100
#2296399
194605
Morse 250-AG420 SPKT PKG Model 250 torque limiter, alternate catalog number 194605, with an 87.88 mm outside diameter. This overload clutch protects machinery from torque overload by disengaging at a preset threshold, suitable for industrial power transmission applications requiring reliable overload protection.
Brand Morse
Model 194605
$132.81 Each
Free Shipping orders over $100
#2296430
194634
Morse 700-AG636 SPKT PKG Model 700 torque limiter, alternate 194634, with 229.11 mm outside diameter. This mechanical overload clutch protects industrial machinery from torque overload by disengaging at a preset threshold. Suitable for power transmission applications requiring reliable overload protection.
Brand Morse
Model 194634
$329.88 Each
Free Shipping orders over $100
#2296442
86411
Morse HT 20 CLUTCH 1 1/8 RH (alt. 86411) HT Series cam clutch with a 1.125-inch bore and 154 ft-lbs rated torque capacity. This one-way clutch features a right-hand configuration, 3.5625-inch overall diameter, and 2.28125-inch overall width. It provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications.
Brand Morse
Model 86411
$3,535.79 Each
Free Shipping orders over $100
#2296454
194382
Morse 13 TL BUSHING .375 PB torque overload accessory bushing with a 0.375-inch bushing length. This component is designed for use with Morse torque limiters and overload clutches, providing reliable overload protection in industrial power transmission applications. Manufactured by Morse, a Regal Rexnord brand.
Brand Morse
Model 194382
$975.89 Each
Free Shipping orders over $100
#2296476
604007
Morse 250 TL BUSHING (540)PB 604007 replacement bushing for the 250A Series torque limiter, 1.623-inch outside diameter, 0.54-inch bushing length. Designed for overload protection in industrial power transmission systems, this bushing ensures reliable torque limiting performance.
Brand Morse
Model 604007
$15.64 Each
Free shipping
#2296488
604108
Morse 350 TL BUSHING (655)PB 350A series torque overload bushing with 1.936-inch outside diameter and 0.655-inch bushing length. Designed for use in Morse 350A series torque overload devices, this bushing provides reliable overload protection in industrial power transmission systems. Alternative catalog number 604108.
Brand Morse
Model 604108
$19.87 Each
Free shipping
#2296648
640904
Morse MI600A 1-1/2FB CL M Series cam clutch with 1.5-inch bore and 2250 ft-lbs rated torque capacity. Features 5.375-inch overall diameter and 3.75-inch inner race width for industrial one-way, backstop, and indexing applications.
Brand Morse
Model 640904
$3,462.04 Each
Free Shipping orders over $100
#2296651
640906
Morse MI600A 1-3/4FB CL M Series cam clutch with 1.75-inch bore and 2250 ft-lbs torque capacity. Size 600 design features 5.375-inch overall diameter and 3.75-inch inner race width for reliable one-way clutching in indexing, backstopping, and freewheeling applications.
Brand Morse
Model 640906
$3,258.94 Each
Free Shipping orders over $100
#2296670
643904
Morse MO400A-G 7/8FB CL M Series cam clutch with 0.875-inch bore and 400 ft-lbs rated torque capacity. This one-way clutch provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications. Features a 3.5-inch overall diameter and 2.75-inch inner race width. Alternate catalog number 643904.
Brand Morse
Model 643904
$2,666.50 Each
Free Shipping orders over $100
#2296681
644108
Morse MO600A-G 2 FB CL M Series cam clutch with 2-inch bore and 2250 ft-lbs rated torque capacity. Features 5.375-inch overall diameter and 3.75-inch inner race width. Designed for one-way overrunning, backstopping, and indexing applications in industrial power transmission systems.
Brand Morse
Model 644108
$3,462.04 Each
Free Shipping orders over $100
#2296706
641307
Morse MR600A 1-15/16FB CL M Series cam clutch with 1-15/16-inch bore and 2250 ft-lbs rated torque capacity. Features a 5.375-inch overall diameter and 3.75-inch inner race width. Provides reliable one-way clutch performance for backstop, indexing, and freewheeling applications. Alternate catalog number 641307.
Brand Morse
Model 641307
$4,193.68 Each
Free Shipping orders over $100
#2304830
MGUS500-1D
U.S. Tsubaki MGUS500-1D MGUS series overrunning cam clutch with 1.250" bore. Designed for overrunning applications, this clutch provides reliable freewheeling and engagement in industrial drives.
Brand U.S.Tsubaki
Model MGUS500-1D
$1,381.29 Each
Free Shipping orders over $100
#2304979
BB17
U.S. Tsubaki BB17 BB series general use cam clutch for overrunning, indexing, and backstopping applications. Compact bearing-supported design provides bidirectional torque transmission with instant engagement. Suitable for industrial machinery requiring precise motion control.
Brand U.S.Tsubaki
Model BB17
$160.56 Each
Free Shipping orders over $100
#2304989
BB25
U.S. Tsubaki BB25 BB series general use cam clutch for overrunning, backstopping, and indexing applications. Compact bearing-supported design delivers reliable torque transmission in industrial machinery requiring precise one-way motion control.
Brand U.S.Tsubaki
Model BB25
$185.08 Each
Free Shipping orders over $100
#2304998
BB30KK
U.S. Tsubaki BB30KK BB series general use cam clutch, 30K size. Bearing-supported design for overrunning, indexing, and backstopping applications. Compact unit provides reliable torque transmission in industrial power-transmission drives.
Brand U.S.Tsubaki
Model BB30KK
$268.24 Each
Free Shipping orders over $100
#2305012
BUS206
U.S. Tsubaki BUS206 BUS series general use cam clutch for overrunning, backstopping, and indexing applications. Compact high-torque design with precision-ground cams ensures reliable engagement in industrial machinery and power transmission systems.
Brand U.S.Tsubaki
Model BUS206
$188.75 Each
Free Shipping orders over $100
#2305037
MZ45-45
U.S. Tsubaki MZ45-45 MZ series backstop cam clutch with 45 mm bore. Designed for backstopping applications on inclined conveyors and elevators to prevent reverse rotation. The MZ series provides reliable holdback torque in a compact, maintenance-free design.
Brand U.S.Tsubaki
Model MZ45-45
$1,983.02 Each
Free Shipping orders over $100
#2305052
MZEU35
U.S. Tsubaki MZEU35 MZEU series backstop cam clutch prevents reverse rotation on inclined conveyors and industrial drives. Compact self-contained assembly delivers reliable holdback torque for critical backstopping applications.
Brand U.S.Tsubaki
Model MZEU35
$1,412.24 Each
Free Shipping orders over $100
#2930935
4821.082.120.M00736
Ringspann 4821.082.120.M00736 FRSG600*2 CAM CLUTCH
Brand Ringspann
Model 4821.082.120.M00736
$2,063.41 Each
Free Shipping orders over $100
#2931143
4862.018.001.000000
Ringspann 4862.018.001.000000 RCD3 BACKSTOP
Brand Ringspann
Model 4862.018.001.000000
$790.00 Each
Free Shipping orders over $100
#6100673
BS85F
U.S. Tsubaki BS85F BS series backstop cam clutch with 85 mm bore. Bearing-supported design prevents reverse rotation on inclined conveyors and bucket elevators. Compact unit delivers reliable holdback torque for industrial backstopping applications.
Brand U.S.Tsubaki
Model BS85F
$6,894.77 Each
Free Shipping orders over $100