category
- Open Gears 2,619
- Worm Gear Reducers 2,088
- Plain Bearings 2,065
- Sprockets 1,389
- Sheaves & Pulleys 459
- Pneumatic Cylinders 341
- Synchronous (Timing) Belts 228
- Chain 227
- Rod Ends 220
- Bevel Gear Reducers 206
- Shaft Collars 180
- Flange Units 117
- Pillow Blocks 105
- Ball Bearings 95
- Jaw Couplings 67
- AC Motors & Accessories 64
- Helical 54
- Universal Joints 44
- Roller Bearings 38
- Bearing Inserts 23
- Elastomeric Couplings 18
- Flow Controls & Pressure Regulators 15
- Mufflers & Silencers 13
- Specialty Valves 11
- Take-Ups 11
- Reducer Accessories 9
- Tensioners, Tighteners & Idlers 9
- Hydraulic Cylinders 8
- Torque Limiters & Accessories 6
- DC Motors & Accessories 2
- Hand Tools 1
InchMetric
Belt Size
No of Strands Across
Flange Type
Boston Gear
D1128
-
mac
D1128 | Double Lead Worm Gear
Item #101774804
- 32 Diametral Pitch, 40 Teeth, 20 Pressure Angle, RH, Double Thread, Bronze Worm Gear

Boston Gear
SF-1 7/16
-
mac
SF-1 7/16 | SF Series Standard-Duty Cast Iron 4-Bolt Flange Unit
Item #101817917
- 1.4375" Shaft, Contact Seals, Setscrew Locking, Regreasable

Boston Gear
80B16-1
-
mac
80B16-1 | Finished Bore Sprocket
Item #101852995
- 80 Chain, 16 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
F715-15-B5-H
-
mac
F715-15-B5-H | 700 Series C-Face Quilled Reducer
Item #101809375
- 1.540" Center Distance
- 15:1 Ratio
- 56C Frame
- C-Face Quilled Input
- Left & Right Output

Boston Gear
040682-037-00000
-
mac
040682-037-00000 | 102901540
Item #102901540
- 72060 / RING EXTERNAL 1.125

Boston Gear
M1012-8
-
mac
M1012-8 | Bear-N-Bronz 660 Cast Bronze Bearing
Item #101806262
- 5/8" ID x 3/4" OD x 1" Long
- Bronze - C93200 (SAE 660) Bushing

Boston Gear
602
-
mac
602 | Banded Unground Thrust Bearing
Item #101870136
- Single Row Thrust Bearing, 0.375" ID x 1.046875" OD x 0.359" Wide, Banded, Low Precision (Unground), 90° Contact Angle

Boston Gear
231S-4
-
mac
231S-4 | Helical Gear Reducer
Item #101809093
- 231 Single/Red.Hollow O/P Shaft Helical Reducer, 4:1 Ratio, no Base

Boston Gear
25B30-5/8
-
mac
25B30-5/8 | Finished Bore Sprocket
Item #101835721
- 25 Chain, 30 Tooth, 0.625 in Bore, No Keyway

Boston Gear
50B12-1
-
mac
50B12-1 | Finished Bore Sprocket
Item #101852588
- 50 Chain, 12 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
XL3-1
-
mac
XL3-1 | XL3 Series Cast Ductile 3-Bolt Flange Unit
Item #101794171
- 1" Shaft, Contact Seals, Setscrew Locking, Non-Relubricatable

Boston Gear
L514-6
-
mac
L514-6 | Steel Gear Rack
Item #101775752
- 12 Diametral Pitch
- 14.5 ° Pressure Angle
- 3/4" Face Width
- 1/2" Overall Thickness
- 6 ft Length

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