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Mechanical Clutches

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#29090
30333979
Boston Gear 30333979 HOR11LTMP58 Centric overload clutch, size 11, with P58 bore. This torque-limiting device protects downstream equipment from damaging overloads in power transmission systems. The HOR series is designed for horizontal mounting configurations.
Brand Boston Gear
Model 30333979
$31,299.29 Each
Free Shipping orders over $100
#29614
30333987
Boston Gear 30333987 POR11LBHP52 Centric overload clutch, size 11, with P52 bore. Hub-pulley configuration for torque overload protection in power transmission systems, disengaging the drive when torque exceeds a set limit to prevent downstream equipment damage. Suitable for general industrial applications requiring reliable overload protection.
Brand Boston Gear
Model 30333987
$38,566.12 Each
Free Shipping orders over $100
#29883
30214769
Boston Gear 30214769 HOR05FBWP24 Centric overload clutch, size 5, with fixed bore configuration and P24 bore. Designed for torque overload protection in power transmission systems, this clutch disengages the drive when torque exceeds a set limit, preventing damage to downstream equipment. The HOR series features a compact, modular design suitable for horizontal mounting in conveyor, packaging, and material handling applications.
Brand Boston Gear
Model 30214769
$5,424.11 Each
Free Shipping orders over $100
#29884
30214770
Boston Gear 30214770 HOR05FBYP20 Centric overload clutch, size 5, with fixed bore configuration and P20 bore. Designed for torque overload protection in power transmission systems, this clutch disengages the drive when torque exceeds a set limit, preventing damage to downstream equipment. The HOR series features a horizontal mounting orientation and hub-pulley input.
Brand Boston Gear
Model 30214770
$5,424.11 Each
Free Shipping orders over $100
#29943
30214842
Boston Gear 30214842 LOR200SAP28 open gear power transmission component for general industrial drive applications requiring reliable torque transmission. Weighs 19.1 lb.
Brand Boston Gear
Model 30214842
$3,151.37 Each
Free Shipping orders over $100
#30142
30218190
Boston Gear 30218190 ORC2FRTHP16 Centric overload clutch, size 2, with fixed bore configuration and P16 bore. Designed to protect power transmission drives from torque overloads in industrial applications.
Brand Boston Gear
Model 30218190
$3,632.32 Each
Free Shipping orders over $100
#30223
30218867
Boston Gear 30218867 ORC2SMTHP14 Centric overload clutch, size 2, with P14 bore. Designed to protect power transmission drives from torque overloads. Suitable for general industrial applications requiring reliable torque limiting.
Brand Boston Gear
Model 30218867
$3,120.37 Each
Free Shipping orders over $100
#30312
30219084
Boston Gear 30219084 ORC3FJTMP26 Centric overload clutch, size 3, with P26 bore. Designed to protect power transmission drives from torque overloads, this clutch disengages when the set torque limit is exceeded, preventing damage to downstream components. The ORC series features a compact, modular design suitable for a wide range of industrial applications.
Brand Boston Gear
Model 30219084
$4,766.91 Each
Free Shipping orders over $100
#30408
30219197
Boston Gear 30219197 ORC3SMBMP22 Centric overload clutch, size 3, with P22 bore. Designed to protect power transmission drives from torque overloads. Suitable for general industrial applications requiring reliable torque limiting.
Brand Boston Gear
Model 30219197
$4,156.92 Each
Free Shipping orders over $100
#30442
30219524
Boston Gear 30219524 ORC3SMTLP20 Centric overload clutch, size 3, with P20 bore. Sleeve bushing configuration and hub-pulley mounting provide reliable torque-limiting protection for downstream machinery. Disengages under excessive torque to prevent damage in power transmission systems.
Brand Boston Gear
Model 30219524
$3,571.20 Each
Free Shipping orders over $100
#30532
30225971
Boston Gear 30225971 ORC4FRTHP32 Centric overload clutch, size 4, with P32 bore. This torque-limiting device protects downstream machinery from damaging overloads in power transmission systems. The ORC4FRTHP32 features a fixed bore configuration and is designed for industrial applications requiring reliable torque overload protection.
Brand Boston Gear
Model 30225971
$7,566.66 Each
Free Shipping orders over $100
#30663
30226108
Boston Gear 30226108 POR04LBHP18 Centric overload clutch, size 4, with P18 bore. Hub-pulley mounting configuration for direct coupling to pulleys or sprockets. Protects power transmission drives by disengaging the driven load when preset torque limit is exceeded.
Brand Boston Gear
Model 30226108
$5,952.89 Each
Free Shipping orders over $100
#30725
30226957
Boston Gear 30226957 36448 WOR05ABWP23 open gear power transmission component for general industrial drive applications. Weighs 24.1 pounds.
Brand Boston Gear
Model 30226957
$6,768.63 Each
Free Shipping orders over $100
#30743
30227063
Boston Gear 30227063 WOR06MBWP32 open gear power transmission component for industrial drive applications. Designed for reliable power transmission in demanding environments. Weighs 40.1 pounds.
Brand Boston Gear
Model 30227063
$10,161.80 Each
Free Shipping orders over $100
#250577
TT25BS 5/8
Martin TT25BS 5/8 torque limiter overload clutch with Bored-to-Size construction and 5/8" finished bore, keyway, and setscrews. Protects drive systems from overload by slipping at preset torque. Steel construction.
Brand Martin Sprocket
Model TT25BS 5/8
$211.82 Each
Free Shipping orders over $100
#398876
CL42209-82-32
Formsprag CL42209-82-32 FSO-700L outer-race-driving overrunning clutch with a 2.750-inch bore. This sprag-type clutch is designed for indexing and backstopping applications where the outer race drives. It is supplied with special grease lubrication for extended service life in demanding industrial environments.
Brand Formsprag
Model CL42209-82-32
$5,866.55 Each
Free Shipping orders over $100
#398946
RSBW45
STIEBER RSBW45 CLUTCH
Brand STIEBER
Model RSBW45
$1,072.44 Each
Free Shipping orders over $100
#399224
CL4008-1LH
Formsprag CL4008-1LH FS-100 sprag-type overrunning clutch with a 0.625-inch bore and left-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 CL4008-1LH
$5,149.82 Each
Free Shipping orders over $100
#399915
GFR150
STIEBER GFR150 CLUTCH
Brand STIEBER
Model GFR150
$50,640.76 Each
Free Shipping orders over $100
#400303
DC4445C(10C)
STIEBER DC4445C(10C) SPRAG RETAINER ASSMY
Brand STIEBER
Model DC4445C(10C)
$438.00 Each
Free Shipping orders over $100
#400362
GFR12
STIEBER GFR12
Brand STIEBER
Model GFR12
$1,394.96 Each
Free Shipping orders over $100
#400372
GFR55
STIEBER GFR55
Brand STIEBER
Model GFR55
$6,786.35 Each
Free Shipping orders over $100
#400537
DC8729A
STIEBER DC8729A RETAINER
Brand STIEBER
Model DC8729A
$1,047.22 Each
Free Shipping orders over $100
#402332
ASNU8
STIEBER ASNU8 CLUTCH ASSEMBLY
Brand STIEBER
Model ASNU8
$581.35 Each
Free Shipping orders over $100
#402577
DC4127(3C)
STIEBER DC4127(3C) RETAINER
Brand STIEBER
Model DC4127(3C)
$168.56 Each
Free Shipping orders over $100
#403144
CL42155-3GR
Formsprag CL42155-3GR FSO-600 outer-race-driving overrunning clutch with a 1.625-inch bore. This greased sprag-type clutch is designed for overrunning, backstopping, and indexing applications where the outer race drives. The FSO-600 provides reliable one-way freewheeling in industrial power transmission systems.
Brand Formsprag
Model CL42155-3GR
$3,054.05 Each
Free Shipping orders over $100
#403709
GFR130
STIEBER GFR130 CLUTCH ASSY
Brand STIEBER
Model GFR130
$45,642.25 Each
Free Shipping orders over $100
#403711
GFR70
STIEBER GFR70 CLUTCH ASSY.
Brand STIEBER
Model GFR70
$9,005.55 Each
Free Shipping orders over $100
#403712
GFR90
STIEBER GFR90 CLUTCH ASSY.
Brand STIEBER
Model GFR90
$21,743.38 Each
Free Shipping orders over $100
#404329
CL42153-2A
Formsprag CL42153-2A FSO-400 outer-race-driving overrunning clutch supplied less seals. This sprag-type clutch is designed for overrunning, backstopping, and indexing applications where the outer race drives. The FSO-400 offers compact construction and reliable one-way engagement for industrial power transmission.
Brand Formsprag
Model CL42153-2A
$1,769.93 Each
Free Shipping orders over $100
#404424
CL42156-1GR
Formsprag CL42156-1GR FSO-700 outer-race-driving overrunning clutch with a 1.937-inch bore. This greased sprag-type clutch is designed for indexing and backstopping applications where the outer race drives. The FSO-700 provides reliable one-way freewheeling in industrial power transmission systems.
Brand Formsprag
Model CL42156-1GR
$5,331.65 Each
Free Shipping orders over $100
#404506
CL41226-1LH
Formsprag CL41226-1LH FSR-12/1.500LH sprag backstop clutch with a 1.500-inch bore and left-hand rotation. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load.
Brand Formsprag
Model CL41226-1LH
$2,531.11 Each
Free Shipping orders over $100
#404514
CL41225-2LH
Formsprag CL41225-2LH FSR-10 sprag backstop clutch with a 1.125-inch bore and left-hand rotation. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load. This self-contained backstop features sprag-type one-way clutch technology for reliable holdback performance.
Brand Formsprag
Model CL41225-2LH
$2,030.73 Each
Free Shipping orders over $100
#404533
CL41228-1GRRH
Formsprag CL41228-1GRRH FSR-16/2.000GRRH sprag backstop clutch with a 2.000-inch bore. This greased, right-hand backstop is designed for inclined conveyor and bucket elevator applications to prevent reverse rotation under load. The FSR-16 provides reliable backstopping in industrial power transmission systems.
Brand Formsprag
Model CL41228-1GRRH
$4,584.40 Each
Free Shipping orders over $100
#404549
CL40931-67
Formsprag CL40931-67 FSO-750/3.250 outer-race-driving overrunning clutch with a 3.250-inch bore. This sprag-type clutch is designed for overrunning, indexing, and backstopping applications where the outer race drives. The FSO-750 provides reliable freewheeling and positive engagement in industrial power transmission systems.
Brand Formsprag
Model CL40931-67
$16,539.15 Each
Free Shipping orders over $100
#404562
CL42155-2
Formsprag CL42155-2 FSO-600 outer-race-driving overrunning clutch with a 1.375-inch bore. This sprag-type clutch is designed for overrunning, backstopping, and indexing applications where the outer race drives. The FSO-600 offers compact construction and reliable one-way engagement for industrial power transmission.
Brand Formsprag
Model CL42155-2
$2,675.78 Each
Free Shipping orders over $100
#417015
641308
Morse MR600A 2 FB CL (alt. 641308) M Series cam clutch with 2-inch bore and 2250 ft-lbs rated torque capacity. This one-way clutch features a 5.375-inch overall diameter and 3.75-inch inner race width, suitable for LH or RH configuration. Provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications.
Brand Morse
Model 641308
$4,255.06 Each
Free Shipping orders over $100
#2274262
187837
Browning TP70X 1 1/2 187837 Torq Pro torque limiter with a 1.5-inch straight bore and a torque capacity range of 2600 to 9550 lb-in. It provides overload protection for industrial power transmission systems, disengaging the drive when torque exceeds the set limit. Genuine Browning component from Regal Rexnord.
Brand Browning
Model 187837
$5,760.23 Each
Free Shipping orders over $100
#2284272
1296607
Browning T65LX 1 3/4 1296607 torque overload assembly with a 1.75-inch straight bore and a maximum torque capacity of 4800 lb-in. Spring-loaded mechanism disengages the drive upon torque overload to protect downstream gearing against shock loads and jams. Genuine Browning component from Regal Rexnord.
Brand Browning
Model 1296607
$1,097.49 Each
Free Shipping orders over $100
#2296415
194621
Morse 350-AG526 SPKT PKG Model 350 torque limiter with 140.21 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 systems.
Brand Morse
Model 194621
$176.05 Each
Free Shipping orders over $100
#2304644
BR100HT-S100A-100
U.S. Tsubaki BR100HT-S100A-100 BR series backstop cam clutch with 3.937" (100 mm) bore. Designed for heavy-torque holdback applications on inclined conveyors and elevators, preventing reverse rotation. Reliable backstopping for industrial drive systems.
Brand U.S.Tsubaki
Model BR100HT-S100A-100
$4,759.92 Each
Free Shipping orders over $100
#2304697
BR80HT-S80A-80
U.S. Tsubaki BR80HT-S80A-80 BR series backstop cam clutch with 3.150" (80.01 mm) bore. Heavy-torque holdback for inclined conveyors and elevators, providing reliable reverse-rotation prevention. High torque capacity for demanding industrial backstop applications.
Brand U.S.Tsubaki
Model BR80HT-S80A-80
$2,510.79 Each
Free Shipping orders over $100
#2304722
BREU80
U.S. Tsubaki BREU80 BREU series backstop cam clutch prevents reverse rotation in inclined conveyor and elevator drives. This heavy-duty holdback provides reliable one-way torque transmission for high-torque industrial applications.
Brand U.S.Tsubaki
Model BREU80
$10,215.66 Each
Free Shipping orders over $100
#2304753
BS65-60
U.S. Tsubaki BS65-60 BS series backstop cam clutch, sprag-type design for preventing reverse rotation on inclined conveyor drive shafts. Suitable for bucket elevators, inclined conveyors, and pump drives where reverse rotation must be arrested. Compact, self-contained unit with torque capacity matched to BS65 frame size.
Brand U.S.Tsubaki
Model BS65-60
$1,752.29 Each
Free Shipping orders over $100
#2304778
BS85-3D
U.S. Tsubaki BS85-3D BS series backstop cam clutch with 3.250-inch bore. Designed for heavy-duty holdback applications on inclined conveyors and elevators. Provides reliable one-way torque transmission to prevent reverse rotation.
Brand U.S.Tsubaki
Model BS85-3D
$3,421.79 Each
Free Shipping orders over $100
#2304782
BS85-85
U.S. Tsubaki BS85-85 BS series backstop cam clutch with 85 mm bore. Sprag-type design prevents reverse rotation on inclined conveyor drive shafts, bucket elevators, and pump drives. Compact, self-contained unit mounts directly on shaft without external supports.
Brand U.S.Tsubaki
Model BS85-85
$3,421.79 Each
Free Shipping orders over $100
#2304803
BSEU40-30
U.S. Tsubaki BSEU40-30 BSEU series backstop cam clutch with 1.181" (30 mm) bore. Prevents reverse rotation in inclined conveyors and elevators, providing reliable holdback protection for heavy-duty applications.
Brand U.S.Tsubaki
Model BSEU40-30
$516.13 Each
Free Shipping orders over $100
#2304906
MIUS400-P
U.S. Tsubaki MIUS400-P MIUS series indexing cam clutch with 7/8" (22.22 mm) bore. Designed for precise indexing applications requiring accurate positioning and high torque transmission. The MIUS series provides reliable overrunning and indexing performance in industrial machinery.
Brand U.S.Tsubaki
Model MIUS400-P
$1,115.91 Each
Free Shipping orders over $100
#2305011
BUS205
U.S. Tsubaki BUS205 BUS series general use cam clutch for overrunning, indexing, and backstopping applications. Compact high-torque design for industrial power transmission.
Brand U.S.Tsubaki
Model BUS205
$172.82 Each
Free Shipping orders over $100
#2305094
PBUS6-L-RH
U.S. Tsubaki PBUS6-L-RH PBUS series general use cam clutch with 3/4" (19.05 mm) bore and right-hand rotation. Suitable for overrunning, indexing, and backstopping in industrial power transmission systems.
Brand U.S.Tsubaki
Model PBUS6-L-RH
$816.70 Each
Free Shipping orders over $100
#2305107
TFS35
U.S. Tsubaki TFS35 TFS series general use cam clutch with 1.378" (35.00 mm) bore. Suitable for overrunning, indexing, and backstopping applications in industrial power transmission systems.
Brand U.S.Tsubaki
Model TFS35
$683.77 Each
Free Shipping orders over $100
#2305117
TSS20
U.S. Tsubaki TSS20 TSS series general use cam clutch with 0.787" (19.99 mm) bore. Compact design for overrunning, indexing, and backstopping in industrial power transmission. High-torque performance in a space-saving package.
Brand U.S.Tsubaki
Model TSS20
$299.38 Each
Free Shipping orders over $100
#2785939
TT3TAN-BD
Zero-Max TT3TAN-BD Torq-Tender mechanical overload clutch with bushed input/output and actuator disc. Frame 3 size provides reliable torque overload protection for industrial machinery. Disengages upon shock or jam loads to prevent damage.
Brand Zero-Max
Model TT3TAN-BD
$1,112.87 Each
Free Shipping orders over $100
#2785953
TT4X-B
Zero-Max TT4X-B Torq-Tender mechanical overload clutch, frame size 4 with bushed mount. Disengages when shock or jam loads exceed the set torque, protecting downstream equipment. Suitable for industrial power transmission applications requiring reliable torque overload protection.
Brand Zero-Max
Model TT4X-B
$1,461.53 Each
Free Shipping orders over $100
#2930797
4871.105.102.080H54
Ringspann 4871.105.102.080H54 FDN105CFR CAM CLUTCH
Brand Ringspann
Model 4871.105.102.080H54
$2,402.00 Each
Free Shipping orders over $100
#2931130
4861.019.102.012h18
Ringspann 4861.019.102.012h18 FSN12R CAM CLUTCH
Brand Ringspann
Model 4861.019.102.012h18
$246.25 Each
Free Shipping orders over $100
#2931153
4862.067.001.000000
Ringspann 4862.067.001.000000 RCD89 BACKSTOP
Brand Ringspann
Model 4862.067.001.000000
$2,145.12 Each
Free Shipping orders over $100
#2931188
4867.100.501.M00746
Ringspann 4867.100.501.M00746 FXM10040SX*2+12 INTERNAL BACKSTOP
Brand Ringspann
Model 4867.100.501.M00746
$3,720.73 Each
Free Shipping orders over $100
#2931221
4867.240.501.140h84
Ringspann 4867.240.501.140h84 FXM24063UX*140MM INTERNAL BACKSTOP
Brand Ringspann
Model 4867.240.501.140h84
$16,507.32 Each
Free Shipping orders over $100
#2931255
4871.055.101.040h22
Ringspann 4871.055.101.040h22 FCN40R ROLLER-RAMP TYPE CLUTCH
Brand Ringspann
Model 4871.055.101.040h22
$381.25 Each
Free Shipping orders over $100