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Mechanical Clutches

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#29750
30325301
Boston Gear 30325301 HOR02LBMP10 Centric overload clutch, size 2, with P10 bore. Designed to protect power transmission drives from torque overloads. Suitable for general industrial applications requiring reliable torque limiting.
Brand Boston Gear
Model 30325301
$3,551.71 Each
Free Shipping orders over $100
#30019
14016
Boston Gear 14016 ORC1SATHP12 Centric overload clutch, size 1, with P12 bore. Sleeve bearing configuration and hub-pulley mounting provide reliable torque overload protection for industrial power transmission drives. Disengages driven load when preset torque limit is exceeded.
Brand Boston Gear
Model 14016
$2,385.23 Each
Free Shipping orders over $100
#30356
30219142
Boston Gear 30219142 ORC3SATHP26 Centric overload clutch, size 3, with P26 bore. Sleeve bearing configuration and hub-pulley mounting provide reliable torque overload protection for industrial power transmission drives. Disengages driven load when preset torque limit is exceeded.
Brand Boston Gear
Model 30219142
$3,571.20 Each
Free Shipping orders over $100
#30584
30226015
Boston Gear 30226015 ORC4SMTHP32 Centric overload clutch, size 4, with P32 bore. Designed to protect power transmission drives from torque overloads in industrial applications.
Brand Boston Gear
Model 30226015
$5,168.14 Each
Free Shipping orders over $100
#30682
30226784
Boston Gear 30226784 POR05LBHP28 Centric overload clutch, size 5, with P28 bore. Hub-pulley mounting style and sleeve bushing bore interface provide reliable torque-limiting protection for downstream power transmission components against damaging overloads.
Brand Boston Gear
Model 30226784
$8,031.66 Each
Free Shipping orders over $100
#30687
30226800
Boston Gear 30226800 POR05LBLP26 open gear power transmission component for general industrial drive applications requiring reliable torque transmission. Weighs 29.0 lb.
Brand Boston Gear
Model 30226800
$8,031.66 Each
Free Shipping orders over $100
#30694
30226817
Boston Gear 30226817 POR06FBHP32 Centric overload clutch, size 6, with fixed bore and hub-pulley configuration. The P32 bore accommodates a 2-inch shaft. This torque limiter protects downstream equipment from damaging overloads in industrial power transmission applications.
Brand Boston Gear
Model 30226817
$10,573.66 Each
Free Shipping orders over $100
#31920
30249501
Boston Gear 30249501 CBF50A foot-mounted clutch brake assembly for industrial start-stop and cycling control. Foot-mounting configuration simplifies installation and alignment in power transmission applications.
Brand Boston Gear
Model 30249501
$7,057.19 Each
Free Shipping orders over $100
#250606
TT50BS 1 5/8
Martin TT50BS 1 5/8 torque limiter overload clutch with 1-5/8" finished bore, keyway, and setscrews. Bored-to-Size mounting protects drive systems from excessive torque in power transmission applications.
Brand Martin Sprocket
Model TT50BS 1 5/8
$391.64 Each
Free Shipping orders over $100
#341714
C1451
TB Woods C1451 single C-section classical V-belt with 145.1-inch outside length. Designed for heavy-duty industrial drives, this wrapped belt fits standard C-section sheaves and delivers reliable power transmission in high-torque applications.
Brand TB Woods
Model C1451
$2,400.00 Each
Free Shipping orders over $100
#398801
DC5476B(4C)
STIEBER DC5476B(4C) SPRAG RETAINER ASSY
Brand STIEBER
Model DC5476B(4C)
$457.91 Each
Free Shipping orders over $100
#398878
DC5476A(4C)
STIEBER DC5476A(4C) RETAINER
Brand STIEBER
Model DC5476A(4C)
$325.18 Each
Free Shipping orders over $100
#398926
CL41226-3LH
Formsprag CL41226-3LH FSR-12/1.375LH sprag backstop clutch with a 1.375-inch bore and left-hand rotation. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load.
Brand Formsprag
Model CL41226-3LH
$2,531.11 Each
Free Shipping orders over $100
#399134
CL42190-3
Formsprag CL42190-3 HPI-500/1.000 high-performance indexing clutch with a 1.000-inch bore. Designed for high-cycle indexing in packaging, paper, and printing equipment. The HPI series converts oscillating motion to unidirectional intermittent motion with precision and reliability.
Brand Formsprag
Model CL42190-3
$2,654.55 Each
Free Shipping orders over $100
#399972
RIZ60
STIEBER RIZ60
Brand STIEBER
Model RIZ60
$9,866.95 Each
Free Shipping orders over $100
#399976
RIZ80
STIEBER RIZ80
Brand STIEBER
Model RIZ80
$16,192.73 Each
Free Shipping orders over $100
#400234
CL41326-10LH
Formsprag CL41326-10LH is an FSR-5 sprag backstop clutch with a 0.500-inch bore and left-hand rotation. This self-contained backstop prevents reverse rotation on inclined conveyors, bucket elevators, and hoists. The FSR series features sprag-type one-way engagement for reliable holdback in industrial power transmission applications.
Brand Formsprag
Model CL41326-10LH
$1,810.40 Each
Free Shipping orders over $100
#401273
CL42156-82GR
Formsprag CL42156-82GR FSO-700 outer-race-driving overrunning clutch with a 2.750-inch bore. This greased sprag-type clutch is designed for indexing and backstopping applications where the outer race drives. The FSO-700 provides reliable freewheeling and positive engagement in industrial power transmission systems.
Brand Formsprag
Model CL42156-82GR
$5,331.65 Each
Free Shipping orders over $100
#401698
CSK20-PP
STIEBER CSK20-PP CSK20 WITH TWO KEYSEATS
Brand STIEBER
Model CSK20-PP
$418.09 Each
Free Shipping orders over $100
#402296
ASNU15
STIEBER ASNU15 CLUTCH ASSEMBLY
Brand STIEBER
Model ASNU15
$611.87 Each
Free Shipping orders over $100
#402297
ASNU17
STIEBER ASNU17 CLUTCH ASSY.
Brand STIEBER
Model ASNU17
$674.25 Each
Free Shipping orders over $100
#402304
AL80
STIEBER AL80 CLUTCH ASSEMBLY
Brand STIEBER
Model AL80
$14,465.95 Each
Free Shipping orders over $100
#402987
CL40932-13
Formsprag CL40932-13 FSO-800/3.000 outer-race-driving overrunning clutch with a 3.000-inch bore. This sprag-type clutch is designed for freewheel, indexing, and backstopping applications where the outer race drives. The FSO-800 provides reliable one-way engagement in industrial power transmission systems.
Brand Formsprag
Model CL40932-13
$16,541.80 Each
Free Shipping orders over $100
#404339
CL42155-226
Formsprag CL42155-226 FSO-600 outer-race-driving overrunning clutch with a 50 mm bore. This compact sprag-type clutch is designed for outer-race driving in indexing or backstopping applications. It provides reliable one-way freewheeling and positive engagement in industrial power transmission systems.
Brand Formsprag
Model CL42155-226
$3,592.93 Each
Free Shipping orders over $100
#404374
CL41326-1GRLH
Formsprag CL41326-1GRLH FSR-5/.625GRLH sprag backstop clutch with a 0.625-inch 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 CL41326-1GRLH
$1,748.02 Each
Free Shipping orders over $100
#404542
CL40931-66
Formsprag CL40931-66 FSO-750/3.000 outer-race-driving overrunning clutch with a 3.000-inch bore. This sprag-type clutch is designed for freewheel, indexing, and backstopping applications where the outer race drives. The FSO series offers compact construction and reliable one-way engagement.
Brand Formsprag
Model CL40931-66
$17,119.16 Each
Free Shipping orders over $100
#404550
CL41225-1GRLH
Formsprag CL41225-1GRLH FSR-10/1.250GRLH sprag backstop clutch with a 1.250-inch bore. This FSR-10 series backstop is pre-greased and configured for left-hand free-running direction. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load.
Brand Formsprag
Model CL41225-1GRLH
$2,030.73 Each
Free Shipping orders over $100
#404589
AS10
STIEBER AS10 CLUTCH ASSEMBLY
Brand STIEBER
Model AS10
$521.62 Each
Free Shipping orders over $100
#555143
OC337-2
Linn Gear OC337-2 size 337 Drive Saver overload clutch, 2-pack. Protects machinery from torque overload with reliable disengagement. Designed for industrial power transmission applications requiring precise torque limiting.
Brand Linn Gear
Model OC337-2
$129.46 Each
Free Shipping orders over $100
#555145
OC450-2
Linn Gear OC450-2 size 450 Drive Saver overload clutch, 2-pack. Protects machinery from torque overloads with reliable disengagement under excessive load conditions. Ideal for safeguarding drivetrains and preventing equipment damage in industrial power transmission applications.
Brand Linn Gear
Model OC450-2
$164.25 Each
Free Shipping orders over $100
#2034195
CL43152-2GR
Formsprag CL43152-2GR FSO-300/.625GR is a compact sprag-type outer-race-driving overrunning clutch with a 0.625-inch bore. This greased unit is designed for indexing and backstopping applications where the outer race drives. The FSO-300 series provides reliable one-way freewheeling in industrial power transmission systems.
Brand Formsprag
Model CL43152-2GR
$1,501.15 Each
Free Shipping orders over $100
#2271627
3546983
Browning TGC3 3546983 Mini Torq/Gard torque overload assembly with a minimum bore of 0.375 inches and a maximum bore of 0.5 inches. It has a torque capacity range of 13 to 32 lb-in. This mechanical overload device protects downstream gearing and machinery from shock loads and jams in industrial power transmission applications.
Brand Browning
Model 3546983
$2,096.66 Each
Free Shipping orders over $100
#2274145
TP110H SPRING SET 4 PB
Browning TP110H SPRING SET 4 PB replacement spring set for Torq/Pro torque overload assemblies. This spring set provides the necessary spring force to protect downstream equipment from shock loads and jams. Genuine Browning component from Regal Rexnord.
Brand Browning
Model TP110H SPRING SET 4 PB
$9,231.91 Each
Free Shipping orders over $100
#2295021
2663011
Morse 2663011 MZEU15-CLUTCH MZEU series overload clutch for industrial power transmission applications. This mechanical clutch provides reliable overload protection in drive systems, disengaging at a preset torque threshold to safeguard machinery from damage.
Brand Morse
Model 2663011
$5,569.62 Each
Free Shipping orders over $100
#2296411
194617
Morse 350-AG432 SPKT PKG Model 350 torque limiter with 136.65 mm outside diameter. This overload clutch protects industrial machinery from torque spikes by disengaging at a preset limit. Suitable for power transmission applications requiring reliable overload protection.
Brand Morse
Model 194617
$157.23 Each
Free Shipping orders over $100
#2296413
194619
Morse 350-AG524 SPKT PKG Model 350 torque limiter with 130.05 mm outside diameter. This overload clutch protects industrial machinery from torque spikes by disengaging at a preset limit. Designed for reliable overload protection in power transmission systems. Alternate catalog number 194619.
Brand Morse
Model 194619
$240.68 Each
Free Shipping orders over $100
#2296416
194622
Morse 350-AG618 SPKT PKG Model 350 torque limiter with 119.38 mm outside diameter. This overload clutch protects industrial machinery from torque spikes and jams, disengaging the drive at a preset limit. Suitable for power transmission applications requiring reliable overload protection.
Brand Morse
Model 194622
$197.05 Each
Free Shipping orders over $100
#2296475
604006
Morse 250 TL BUSHING (480)PB 604006 replacement bushing for 250A series torque limiter, 0.48-inch bushing length. Designed for use with Morse Model 250A torque limiters in industrial power transmission applications requiring overload protection.
Brand Morse
Model 604006
$15.41 Each
Free shipping
#2296890
2657237
Morse KK30-2GD KK Series cam clutch with 30 mm bore, 103.3 ft-lbs rated torque capacity, 2.441" overall diameter, and 0.827" overall width. This one-way clutch provides reliable overrunning, indexing, or backstopping in industrial power transmission applications.
Brand Morse
Model 2657237
$615.79 Each
Free Shipping orders over $100
#2304737
BS50-2
U.S. Tsubaki BS50-2 BS series backstop cam clutch with a 2.000" bore. Designed for backstopping applications on inclined conveyors and other industrial drives to prevent reverse rotation. The BS series provides reliable holdback torque in a compact, heavy-duty package.
Brand U.S.Tsubaki
Model BS50-2
$1,394.89 Each
Free Shipping orders over $100
#2304808
BSEU70-55
U.S. Tsubaki BSEU70-55 BSEU series backstop cam clutch with 2.165" (55 mm) bore. Designed for heavy-duty holdback applications on inclined conveyors and elevators, this clutch prevents reverse rotation and provides reliable backstopping. The BSEU series offers high torque capacity and compact design for demanding industrial environments.
Brand U.S.Tsubaki
Model BSEU70-55
$953.21 Each
Free Shipping orders over $100
#2304988
BB20KK
U.S. Tsubaki BB20KK BB series general use cam clutch, 20K size. Designed for overrunning, indexing, and backstopping applications, this compact clutch provides reliable torque transmission and freewheeling capability for a wide range of industrial power transmission systems.
Brand U.S.Tsubaki
Model BB20KK
$234.71 Each
Free Shipping orders over $100
#2305007
BB40K
U.S. Tsubaki BB40K BB series general use cam clutch for overrunning, backstopping, and indexing applications. Bearing-supported compact design provides reliable torque transmission in industrial machinery requiring precise one-way rotation control.
Brand U.S.Tsubaki
Model BB40K
$302.97 Each
Free Shipping orders over $100
#2305016
BUS210
U.S. Tsubaki BUS210 BUS series general use cam clutch for overrunning, indexing, and backstopping applications. Compact bearing-supported housing handles moderate torque in industrial machinery requiring reliable one-way rotation control.
Brand U.S.Tsubaki
Model BUS210
$322.54 Each
Free Shipping orders over $100
#2305030
MZ30-30
U.S. Tsubaki MZ30-30 MZ series backstop cam clutch with 30 mm bore. Designed for backstopping applications on inclined conveyors and elevators to prevent reverse rotation. Compact, high-torque design with precision-ground cams for reliable holdback performance.
Brand U.S.Tsubaki
Model MZ30-30
$1,416.43 Each
Free Shipping orders over $100
#2305123
TSS50
U.S. Tsubaki TSS50 TSS series general use cam clutch with 1-31/32" (50.01 mm) bore. Designed for overrunning, indexing, and backstopping applications requiring reliable one-way rotational control. Compact design provides positive engagement and long service life in industrial power transmission systems.
Brand U.S.Tsubaki
Model TSS50
$849.02 Each
Free Shipping orders over $100
#2305124
TSS60
U.S. Tsubaki TSS60 TSS series general use cam clutch with 2.362" (59.99 mm) bore. Suitable for overrunning, indexing, and backstopping applications in industrial power transmission systems.
Brand U.S.Tsubaki
Model TSS60
$1,014.28 Each
Free Shipping orders over $100
#2785896
TT2-B
Zero-Max TT2-B Torq-Tender mechanical overload clutch with bushed thru-shaft design. Frame size 2 provides reliable torque overload protection for industrial machinery. Disengages upon shock or jam loads to prevent damage to downstream equipment.
Brand Zero-Max
Model TT2-B
$336.18 Each
Free Shipping orders over $100
#2785900
TT2-CD
Zero-Max TT2-CD Torq-Tender mechanical overload clutch, frame 2, coupling with disc. Disengages driven equipment when torque exceeds the set point, protecting against jams and overloads. Suitable for general industrial power transmission applications.
Brand Zero-Max
Model TT2-CD
$540.38 Each
Free Shipping orders over $100
#2785908
TT2-S
Zero-Max TT2-S Torq-Tender mechanical overload clutch, size 2, self-supporting design for direct shaft mounting. Disengages drive upon torque overload to protect machinery. Suitable for industrial applications requiring reliable torque limiting.
Brand Zero-Max
Model TT2-S
$380.76 Each
Free Shipping orders over $100
#2785928
TT3-CP
Zero-Max TT3-CP Torq-Tender mechanical overload clutch, frame 3, coupling with pin design. Provides reliable torque overload protection for industrial machinery, disengaging upon shock or jam loads to prevent damage to downstream components.
Brand Zero-Max
Model TT3-CP
$567.13 Each
Free Shipping orders over $100
#2785961
TT4X-JFP
Zero-Max TT4X-JFP Torq-Tender mechanical overload clutch, frame size 4, JF mount with pin. Disengages when torque exceeds the set point, protecting downstream equipment from jams and overloads. Suitable for industrial power transmission applications requiring reliable torque limiting.
Brand Zero-Max
Model TT4X-JFP
$1,680.89 Each
Free Shipping orders over $100
#2930904
4821.072.113.M00727
Ringspann 4821.072.113.M00727 FRS550*1+12 CAM CLUTCH
Brand Ringspann
Model 4821.072.113.M00727
$1,847.56 Each
Free Shipping orders over $100
#2931014
4821.127.118.065h44
Ringspann 4821.127.118.065h44 FRS700*65MM CAM CLUTCH
Brand Ringspann
Model 4821.127.118.065h44
$4,121.95 Each
Free Shipping orders over $100
#2931142
4861.107.102.080h31
Ringspann 4861.107.102.080h31 FSN80R CAM CLUTCH
Brand Ringspann
Model 4861.107.102.080h31
$2,075.61 Each
Free Shipping orders over $100
#2931145
4862.023.002.000000
Ringspann 4862.023.002.000000 RC205 BACKSTOP
Brand Ringspann
Model 4862.023.002.000000
$221.25 Each
Free Shipping orders over $100
#2931154
4862.067.002.000000
Ringspann 4862.067.002.000000 RCD1012 BACKSTOP
Brand Ringspann
Model 4862.067.002.000000
$2,158.54 Each
Free Shipping orders over $100
#2931216
4867.200.501.125h74
Ringspann 4867.200.501.125h74 FXM20063SX*125MM INTERNAL BACKSTOP KW32X18MM
Brand Ringspann
Model 4867.200.501.125h74
$9,635.37 Each
Free Shipping orders over $100
#2931217
4867.200.501.130h74
Ringspann 4867.200.501.130h74 FXM20063SX*130MM INTERNAL BACKSTOP
Brand Ringspann
Model 4867.200.501.130h74
$11,448.78 Each
Free Shipping orders over $100
#5786425
TT1X-C-007-012-004
Zero-Max TT1X-C-007-012-004 Torq-Tender mechanical overload clutch, frame 1, coupling with pin style. Disengages driven machinery upon torque overload to protect against jams and shock loads. Resets automatically when overload is removed.
Brand Zero-Max
Model TT1X-C-007-012-004
$242.06 Each
Free Shipping orders over $100