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Quick Disconnect Bushings

Quick disconnect bushings are split-design mechanical components that enable rapid and secure connection or disconnection of shafts and hubs in industrial applications. Made from durable materials, these bushings simplify maintenance, reduce downtime, and improve efficiency in power transmission systems, machinery, and equipment.
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#118214
120406
Dodge 120406 SDS Quick Disconnect bushing for 1-5/8" shaft. Ductile iron construction with 3/8" x 5/16" keyway. Rated for 5,000 lbf torque. Easy installation and removal for sheaves, sprockets, and couplings.
Brand Dodge
Model 120406
$33.17 Each
Free shipping
#118222
120439
Dodge 120439 SK X 2 1/8-KW Quick Disconnect (QD) bushing, 2-1/8" bore, 1/2" x 1/4" keyway, ductile iron class 65 material, 7000 lbf rated torque, 180 in/lb installation torque.
Brand Dodge
Model 120439
$51.17 Each
Free shipping
#118264
120509
Dodge 120509 Type E Quick Disconnect (QD) bushing, 2-3/16" bore (55.563mm), cast iron class 30 material, 3-bolt flange, finished bore with 1/2" x 1/4" keyway. Rated torque 20,000 lbf, installation torque 720 in/lb.
Brand Dodge
Model 120509
$121.44 Each
Free Shipping orders over $100
#118666
120402
Dodge 120402 SDS Quick Disconnect (QD) bushing with 1-3/8" bore (34.925 mm), 5/16" x 5/32" keyway, ductile iron construction. Rated for 5000 lbf torque, 108 in/lb installation torque. Three-bolt shaft attachment for industrial power transmission drives.
Brand Dodge
Model 120402
$33.17 Each
Free shipping
#118672
120471
Dodge 120471 SF X 1-15/16-KW Quick Disconnect (QD) bushing for shaft mounting. 1-15/16" bore (49.213 mm), 1/2" x 1/4" keyway, ductile iron construction. Rated torque 11,000 lbf-in (48,930 N). For sheaves, sprockets, and couplings.
Brand Dodge
Model 120471
$62.55 Each
Free shipping
#118676
120466
Dodge 120466 SF X 1-5/8-KW Quick Disconnect (QD) bushing with 1-5/8" bore and 3/8" x 3/16" keyway. Ductile iron construction, rated for 11,000 lbf torque. For easy shaft mounting and dismounting in power transmission applications.
Brand Dodge
Model 120466
$62.55 Each
Free shipping
#118683
120476
Dodge 120476 SF X 2-1/4-KW Quick Disconnect (QD) bushing, SF type, 2-1/4" bore, 1/2" x 1/4" keyway, ductile iron construction. Rated torque 11,000 lbf-in. For power transmission sheaves, pulleys, and sprockets.
Brand Dodge
Model 120476
$62.55 Each
Free shipping
#118684
120474
Dodge 120474 SF X 2-1/8-KW Quick Disconnect (QD) bushing, 2-1/8" bore, 1/2" x 1/4" keyway, ductile iron construction, rated for 11,000 lbf torque. For shaft mounting of sheaves, sprockets, and couplings.
Brand Dodge
Model 120474
$62.55 Each
Free shipping
#118685
120472
Dodge 120472 SF X 2-KW Quick Disconnect (QD) bushing, 2" bore, ductile iron, 3-bolt, finished bore with 1/2" x 1/4" keyway. Rated torque 11,000 lbf. For easy shaft mounting and dismounting in power transmission applications.
Brand Dodge
Model 120472
$62.55 Each
Free shipping
#118724
120429
Dodge 120429 SK X 1 1/2-KW Quick Disconnect (QD) bushing for 1-1/2" shaft. Ductile iron construction, 3-bolt mounting, 3/8" x 3/16" keyway, 1.88" bore length. Rated torque 7,000 lbf. For power transmission sheaves, sprockets, and couplings.
Brand Dodge
Model 120429
$51.17 Each
Free shipping
#118726
120436
Dodge 120436 SK X 1-15/16-KW Quick Disconnect (QD) bushing for shaft mounting. 1-15/16" bore, 1/2" x 1/4" keyway, ductile iron construction. Rated torque 7,000 lbf. For easy installation and removal in power transmission applications.
Brand Dodge
Model 120436
$51.17 Each
Free shipping
#118738
120355
Dodge 120355 SH Quick Disconnect bushing, 1-1/8" bore, 1/4" x 1/8" keyway, ductile iron construction, 3-bolt mounting, rated for 3500 lbf torque. For power transmission shaft mounting.
Brand Dodge
Model 120355
$28.43 Each
Free shipping
#118992
120470
Dodge 120470 SF X 1-7/8-KW Quick Disconnect (QD) bushing for shaft mounting. 1-7/8" bore, 1/2" x 1/4" keyway, ductile iron construction. Rated torque 11,000 lbf, installation torque 360 in/lb. For power transmission components.
Brand Dodge
Model 120470
$62.55 Each
Free shipping
#119039
120513
Dodge 120513 Type E Quick Disconnect (QD) bushing with 2-7/16" finished bore and 5/8" x 5/16" keyway. Cast iron construction, 3-bolt flange design, rated for 20,000 lbf torque. For secure shaft mounting in power transmission applications.
Brand Dodge
Model 120513
$121.44 Each
Free Shipping orders over $100
#119095
120425
Dodge 120425 SK X 1 1/4-KW Quick Disconnect (QD) bushing, 1-1/4" bore, 1/4" x 1/8" keyway, ductile iron construction. Rated torque 7,000 lbf. For shaft mounting of sheaves, sprockets, and couplings.
Brand Dodge
Model 120425
$51.17 Each
Free shipping
#119097
120435
Dodge 120435 SK X 1 7/8-KW Quick Disconnect (QD) bushing, Type SK, 1-7/8" bore, 1/2" x 1/4" keyway, ductile iron construction. For shaft mounting of sheaves, sprockets, and couplings in power transmission applications.
Brand Dodge
Model 120435
$51.17 Each
Free shipping
#119201
120512
Dodge 120512 E X 2-3/8-KW Quick Disconnect (QD) Type E bushing, 2-3/8" bore, 5/8" x 5/16" keyway, cast iron construction, 3-bolt flange, rated for 20,000 lbf torque. For power transmission sheaves and sprockets.
Brand Dodge
Model 120512
$121.44 Each
Free Shipping orders over $100
#119344
120475
Dodge 120475 SF X 2-3/16-KW Quick Disconnect (QD) bushing, 2-3/16" bore, 1/2" x 1/4" keyway, ductile iron material. Rated torque 11,000 lbf for power transmission shaft mounting.
Brand Dodge
Model 120475
$62.55 Each
Free shipping
#119356
120431
Dodge 120431 SK X 1 5/8-KW Quick Disconnect (QD) bushing for shaft mounting. 1-5/8" bore, 3/8" x 3/16" keyway, ductile iron construction. Rated torque 7,000 lbf-in. Three-bolt clamping, 180 in-lb installation torque. For sheaves, sprockets, and couplings.
Brand Dodge
Model 120431
$51.17 Each
Free shipping
#119464
120478
Dodge 120478 SF X 2-3/8-KW Quick Disconnect (QD) bushing for 2-3/8" shafts. Ductile iron construction with 5/8" x 3/16" keyway, 2" bore length. Rated for 11,000 lbf torque, 360 in/lb installation torque. For sheaves, sprockets, and couplings.
Brand Dodge
Model 120478
$62.55 Each
Free shipping
#247353
E 2 15/16
Martin E 2 15/16 Quick Disconnect (QD) bushing, Type E, 2-15/16" bore, ductile iron construction with 3/4" x 1/8" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems for sheaves, sprockets, and couplings.
Brand Martin Sprocket
Model E 2 15/16
$123.39 Each
Free Shipping orders over $100
#247359
E 2 7/16
Martin E 2 7/16 Quick Disconnect (QD) bushing. Type E bushing with 2-7/16" bore, 5/8" x 5/16" keyway, and cast iron construction. Industry-interchangeable with Dodge, Browning, Gates QD systems for sheaves, sprockets, and pulleys.
Brand Martin Sprocket
Model E 2 7/16
$128.30 Each
Free Shipping orders over $100
#247361
E 3
Martin E 3 QD bushing, Type E, 3" bore, ductile iron construction. Industry-interchangeable Quick Disconnect bushing for V-belt sheaves, sprockets, and couplings. Includes 3/4" x 1/8" keyway and set screws. Torque rating: 20,000 in-lb.
Brand Martin Sprocket
Model E 3
$128.30 Each
Free Shipping orders over $100
#247367
E 3 3/8
Martin E 3 3/8 QD bushing for power transmission components. Type E ductile iron bushing with 3-3/8" bore, 7/8" x 1/16" keyway, and 20,000 in-lb torque rating. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model E 3 3/8
$128.30 Each
Free Shipping orders over $100
#247475
F 3 3/8
Martin F 3 3/8 Quick Disconnect (QD) bushing, Type F, 3-3/8" bore, ductile iron construction with 7/8" x 3/16" keyway. Industry-interchangeable with Dodge, Browning, and Gates QD systems for V-belt sheaves, sprockets, and couplings.
Brand Martin Sprocket
Model F 3 3/8
$229.91 Each
Free Shipping orders over $100
#247630
J 2 7/16
Martin J 2 7/16 Quick Disconnect (QD) bushing for sprockets, sheaves, and pulleys. Type J bushing with 2-7/16" bore, cast iron construction, and 5/8" x 5/16" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model J 2 7/16
$295.09 Each
Free Shipping orders over $100
#247642
J 3 3/8
Martin J 3 3/8 Quick Disconnect (QD) bushing for sprockets, sheaves, and couplings. Type J bushing with 3-3/8" bore, cast iron construction, and 7/8" x 7/16" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model J 3 3/8
$295.09 Each
Free Shipping orders over $100
#247708
JA 1
Martin JA 1 QD bushing, Type JA, 1" bore, steel construction, 1/4" x 1/8" keyway. Industry-interchangeable quick-disconnect bushing for sprockets, sheaves, and couplings. Torque rating: 1,000 in-lb.
Brand Martin Sprocket
Model JA 1
$20.20 Each
Free shipping
#247719
JA 5/8
Martin JA 5/8 QD bushing for quick-disconnect mounting of sprockets, sheaves, and couplings. Type JA size, 5/8" bore, steel construction, 3/16" x 3/32" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model JA 5/8
$20.20 Each
Free shipping
#247757
M 3 3/8
Martin M 3 3/8 Quick Disconnect (QD) bushing, Type M, 3-3/8" bore, cast iron construction with 7/8" x 7/16" keyway. Industry-interchangeable QD bushing rated for 85,000 in-lb torque for high-torque power transmission applications.
Brand Martin Sprocket
Model M 3 3/8
$590.20 Each
Free Shipping orders over $100
#248632
SD 1 5/8
Martin SD 1 5/8 Quick Disconnect (QD) bushing. Type SD size, 1-5/8" bore, ductile iron construction with 3/8" x 3/16" keyway. Industry-interchangeable split taper bushing for mounting sheaves, sprockets, and pulleys.
Brand Martin Sprocket
Model SD 1 5/8
$38.57 Each
Free shipping
#248658
SDS 1 1/2
Martin SDS 1 1/2 QD bushing is a steel Quick Disconnect bushing with a 1-1/2" bore and a 3/8" x 3/16" keyway. It provides 5,000 in-lb torque capacity and is interchangeable with Dodge, Browning, and Gates SDS bushings.
Brand Martin Sprocket
Model SDS 1 1/2
$32.08 Each
Free shipping
#248659
SDS 1 1/4
Martin SDS 1 1/4 QD bushing is a steel Quick Disconnect bushing for sprockets, sheaves, and couplings. Type SDS design provides 5,000 in-lb torque capacity with 1/4" x 1/8" keyway and 1/2-20 set screw. Bore range 1/2" to 1-11/16".
Brand Martin Sprocket
Model SDS 1 1/4
$32.08 Each
Free shipping
#248660
SDS 1 1/8
Martin SDS 1 1/8 QD bushing is a steel quick disconnect bushing for power transmission components. Features a 1-1/8" bore, 1/4" x 1/8" keyway, and industry-interchangeable SDS design. Torque rating: 5,000 in-lb.
Brand Martin Sprocket
Model SDS 1 1/8
$32.08 Each
Free shipping
#248666
SDS 1 3/8
Martin SDS 1 3/8 QD bushing, Type SDS, 1-3/8" bore, steel construction with 5/16" x 5/32" keyway. Industry-interchangeable Quick Disconnect bushing for sprockets, sheaves, and couplings. Torque rating: 5,000 in-lb.
Brand Martin Sprocket
Model SDS 1 3/8
$32.08 Each
Free shipping
#248670
SDS 1 7/16
Martin SDS 1 7/16 Quick Disconnect (QD) bushing. Type SDS split taper bushing with 1-7/16" bore, steel construction, and 3/8" x 3/16" keyway. Industry-interchangeable with Dodge, Browning, and Gates SDS bushings. Torque rating: 5,000 in-lb.
Brand Martin Sprocket
Model SDS 1 7/16
$32.08 Each
Free shipping
#248688
SDS 5/8
Martin SDS 5/8 QD bushing is a steel quick disconnect bushing with a 5/8" bore and a 3/16" x 3/32" keyway. It provides 5,000 in-lb torque capacity and is interchangeable with Dodge, Browning, and Gates SDS bushings.
Brand Martin Sprocket
Model SDS 5/8
$32.08 Each
Free shipping
#248689
SDS 7/8
Martin SDS 7/8 QD bushing. Type SDS quick disconnect bushing with 7/8" bore, steel construction, 3/16" x 3/32" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems. Torque rating: 5,000 in-lb.
Brand Martin Sprocket
Model SDS 7/8
$32.08 Each
Free shipping
#248692
SF 1
Martin SF 1 Quick Disconnect (QD) bushing for mounting sheaves, sprockets, and pulleys. Cast iron construction, 1" bore, 1/4" x 1/8" keyway. Industry-interchangeable with Dodge, Browning, Gates SF QD bushings. Torque rating: 11,000 in-lb.
Brand Martin Sprocket
Model SF 1
$58.84 Each
Free shipping
#248694
SF 1 1/2
Martin SF 1 1/2 QD bushing is a steel quick disconnect bushing with a 1-1/2" bore and 3/8" x 3/16" keyway. The SF type bushing provides 11,000 in-lb torque capacity for medium-duty power transmission applications.
Brand Martin Sprocket
Model SF 1 1/2
$61.19 Each
Free shipping
#248699
SF 1 15/16
Martin SF 1 15/16 Quick Disconnect (QD) bushing for sprockets, sheaves, and pulleys. Type SF size, 1-15/16" bore, steel construction with 1/2" x 1/4" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model SF 1 15/16
$61.19 Each
Free shipping
#248703
SF 1 3/8
Martin SF 1 3/8 QD bushing, Type SF, 1-3/8" bore, steel construction, 5/16" x 5/32" keyway. Quick-disconnect bushing for sheaves, sprockets, and couplings. Industry-interchangeable with Dodge, Browning, Gates SF bushings.
Brand Martin Sprocket
Model SF 1 3/8
$61.19 Each
Free shipping
#248715
SF 2
Martin SF 2 QD bushing, Type SF, 2" bore, steel construction. Quick Disconnect bushing for easy installation and removal on sheaves, sprockets, and pulleys. Industry-interchangeable with Dodge, Browning, Gates SF bushings.
Brand Martin Sprocket
Model SF 2
$61.19 Each
Free shipping
#248724
SF 2 3/16
Martin SF 2 3/16 QD bushing, Type SF, 2-3/16" bore, steel construction with 1/2" x 1/4" keyway. Quick Disconnect bushing for easy installation and removal on sheaves, sprockets, and pulleys. Torque rating: 11,000 in-lb.
Brand Martin Sprocket
Model SF 2 3/16
$61.19 Each
Free shipping
#248726
SF 2 3/8
Martin SF 2 3/8 Quick Disconnect (QD) bushing for mounting sheaves, sprockets, and pulleys. Ductile iron construction with 2-3/8" bore and 5/8" x 1/16" keyway. Industry-interchangeable SF size (11,000 in-lb torque rating).
Brand Martin Sprocket
Model SF 2 3/8
$61.19 Each
Free shipping
#248729
SF 2 7/16
Martin SF 2 7/16 Quick Disconnect (QD) bushing, Type SF, 2-7/16" bore, ductile iron construction. Industry-interchangeable split taper bushing for mounting sheaves, sprockets, and pulleys. Includes 5/8" x 3/16" keyway.
Brand Martin Sprocket
Model SF 2 7/16
$61.19 Each
Free shipping
#248768
SH 1 3/8
Martin SH 1 3/8 QD bushing, Type SH, 1-3/8" bore, cast iron construction with 5/16" x 5/32" keyway. Industry-interchangeable Quick Disconnect bushing for sprockets, sheaves, and couplings. Torque rating: 3,500 in-lb.
Brand Martin Sprocket
Model SH 1 3/8
$27.62 Each
Free shipping
#248803
SK 1 1/2
Martin SK 1 1/2 QD bushing is a steel Quick Disconnect bushing with 1-1/2" bore, 3/8" x 3/16" keyway, and 7,000 in-lb torque rating. Industry-interchangeable with Dodge, Browning, Gates QD systems for sprockets, sheaves, and couplings.
Brand Martin Sprocket
Model SK 1 1/2
$49.69 Each
Free shipping
#248808
SK 1 15/16
Martin SK 1 15/16 QD bushing, Type SK, 1-15/16" bore, steel construction with 1/2" x 1/4" keyway. Industry-interchangeable Quick Disconnect bushing for sprockets, sheaves, and couplings. Torque rating: 7,000 in-lb.
Brand Martin Sprocket
Model SK 1 15/16
$49.69 Each
Free shipping
#248815
SK 1 5/8
Martin SK 1 5/8 QD bushing is a steel quick disconnect bushing with a 1-5/8" bore and 3/8" x 3/16" keyway. It provides 7,000 in-lb torque capacity and is interchangeable with Dodge, Browning, and Gates SK bushings for easy replacement in power
Brand Martin Sprocket
Model SK 1 5/8
$49.69 Each
Free shipping
#248817
SK 1 7/8
Martin SK 1 7/8 QD bushing is a steel quick disconnect bushing for mounting sprockets, sheaves, and pulleys. Features 1-7/8" bore, 1/2" x 1/4" keyway, and 7,000 in-lb torque rating. Industry-interchangeable with Dodge, Browning, Gates SK bushings.
Brand Martin Sprocket
Model SK 1 7/8
$49.69 Each
Free shipping
#248828
SK 2 1/8
Martin SK 2 1/8 QD bushing for power transmission components. Ductile iron construction with 2-1/8" bore and 1/2" x 1/4" keyway. Interchangeable with Dodge, Browning, Gates SK bushings.
Brand Martin Sprocket
Model SK 2 1/8
$47.78 Each
Free shipping
#248833
SK 2 7/16
Martin SK 2 7/16 Quick Disconnect (QD) bushing for mounting sheaves, sprockets, and pulleys. Ductile iron construction with 2-7/16" bore and 5/8" x 1/16" keyway. Industry-interchangeable with Dodge, Browning, Gates QD systems. Torque rating: 7,000 in-lb.
Brand Martin Sprocket
Model SK 2 7/16
$49.69 Each
Free shipping
#248843
SK 40MM
Martin SK 40MM QD bushing, Type SK, 40mm bore, steel construction. Quick Disconnect bushing for easy installation and removal on sprockets, sheaves, and pulleys. Industry-interchangeable with Dodge, Browning, Gates QD systems.
Brand Martin Sprocket
Model SK 40MM
$49.69 Each
Free shipping
#340226
SK50MM
TB Woods SK50MM Sure-Grip QD bushing in the SK series with a 50 mm bore. Cast-iron body with standard keyway and three 5/16-18 capscrews, rated for 7,000 in-lb torque capacity. Designed for conventional or reverse mounting on QD-bored sheaves and sprockets.
Brand TB Woods
Model SK50MM
$55.77 Each
Free shipping
#340509
E238
TB Woods E238 Sure-Grip QD bushing in the E series with a 2-3/8" finished bore. Cast-iron body with black-oxide finish and standard ANSI keyway (5/8" x 5/16"). Rated for 20,000 in-lb torque capacity with three 1/2-13 capscrews at 60 ft-lb installation torque. For conventional or reverse mounting on QD-bored sheaves and sprockets.
Brand TB Woods
Model E238
$138.99 Each
Free Shipping orders over $100
#340619
EL278
TB Woods EL278 Sure-Grip QD bushing in the EL series with a 2-7/8" finished bore. Flangeless design with standard keyway and four 5/16-18 capscrews. Cast-iron construction for QD-bored sheaves and sprockets in industrial power transmission drives.
Brand TB Woods
Model EL278
$217.52 Each
Free Shipping orders over $100
#390292
SH-1
U.S. Tsubaki SH-1 QD bushing from the SH series features a 1" bore (25.40 mm). This Quick-Disconnect bushing provides secure shaft mounting for sprockets, sheaves, and other power transmission components. It is designed for easy installation and removal, making it ideal for industrial applications requiring frequent maintenance.
Brand U.S.Tsubaki
Model SH-1
$28.27 Each
Free shipping
#2287687
1073873
Browning F 2 7/16 Q-D Quick Disconnect bushing with a 2-7/16-inch bore (61.91 mm) and a 4.438-inch outer diameter. Gray iron construction with keyway. The Q-D tapered design allows fast installation and removal without disturbing surrounding components. Compatible with all Browning Q-D bushed sheaves, sprockets, and pulleys.
Brand Browning
Model 1073873
$283.89 Each
Free Shipping orders over $100
#2287972
1076769
Browning SD 1 5/8 Q-D Quick Disconnect bushing with a 1-5/8-inch (41.27 mm) bore and a 2.187-inch outer diameter. Made from ductile iron, this SD-series bushing features a keyway and a 1.83-inch length through bore. The Q-D design allows fast installation and removal without disturbing surrounding components. Compatible with all Browning Q-D bushed sheaves, sprockets, and pulleys.
Brand Browning
Model 1076769
$54.37 Each
Free shipping