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
Flange Type
Boston Gear
CB1240
-
mac
CB1240 | Bost-Bronz Oil Impregnated Sintered Bronze Cored Bar
Item #101837644
- 3/4" x 2 1/2" x 6 1/2" Long Cored Bar
- Oil Impregnated Bronze SAE 841

Boston Gear
F718-15KZ-B5-G1-RO | 114052544
Item #114052544
- WORM SPEED REDUCER

Boston Gear
NJR5
-
mac
NJR5 | Steel Stem Pinion
Item #101753177
- 6 Diametral Pitch
- 14.5 ° Pressure Angle
- 5 Teeth
- 0.958" Pitch Diameter
- 8 1/2" Overall Length

Boston Gear
PA45312Y-G
-
mac
PA45312Y-G | Finished Bore Cast Iron Bevel Gear
Item #101754429
- 12 Diametral Pitch
- 54 Teeth
- 20 ° Pressure Angle
- 4 1/2" Pitch Diameter
- 5/8" Nominal Bore

Boston Gear
B1216-6
-
mac
B1216-6 | Bost-Bronz Oil-Impregnated Sintered Bronze Bearing
Item #100743620
- 3/4" ID x 1" OD x 3/4" Long
- Bronze - Oil Impregnated (SAE 841) Bushing

Boston Gear
25A60
-
mac
25A60 | A Plate Sprocket
Item #101950612
- Single Strand, Number 25, Type A, 60 Teeth Roller Chain Sprocket

Boston Gear
25B18SS
-
mac
25B18SS | B Style Sprocket
Item #101835850
- Single Strand, Number 25, Type B, 18 Teeth Roller Chain Sprocket

Boston Gear
F842B-2.9K-B9-M1
-
mac
F842B-2.9K-B9-M1 | 102173641
Item #102173641
- F00744 / HELICAL SPEED REDUCERS

Boston Gear
5M148090
-
mac
5M148090 | Miniature HTD® Timing Belt
Item #101751380
- 5 mm Pitch
- 9 mm Width
- 740 mm Pitch Length
- 148 Teeth
- Single Sided

Boston Gear
F730-20-B9-G
-
mac
F730-20-B9-G | 730 Series C-Face Quilled Reducer
Item #101794826
- 3" Center Distance
- 20:1 Ratio
- C-Face Quilled
- Left Output
- 180TC/210C Frame

Boston Gear
F231S-PH-4-B9-H3
-
mac
F231S-PH-4-B9-H3 | 116940602
Item #116940602
- F231S-PH-4-B9-H3 SHAFT MOUNT SPEED REDUCER

Boston Gear
60A25
-
mac
60A25 | A Plate Sprocket
Item #101837082
- Single Strand, Number 60, Type A, 25 Teeth Roller Chain Sprocket

Boston Gear
15BP33
-
mac
15BP33 | Micropitch Chain Sprocket
Item #101775519
- Single Strand, Number 15, Type BP, 33 Teeth Roller Chain Sprocket

Boston Gear
40B22
-
mac
40B22 | B Style Sprocket
Item #101853039
- Single Strand, Number 40, Type B, 22 Teeth Roller Chain Sprocket

Boston Gear
SH82-P
-
mac
SH82-P | Finished Bore Steel Spiral Bevel Gear
Item #101775057
- 8 Diametral Pitch
- 17 Teeth
- 20 ° Pressure Angle
- 2 1/8" Pitch Diameter
- 3/4" Nominal Bore

Boston Gear
15BP38
-
mac
15BP38 | Micropitch Chain Sprocket
Item #101775273
- Single Strand, Number 15, Type BP, 38 Teeth Roller Chain Sprocket

Boston Gear
80A36
-
mac
80A36 | A Plate Sprocket
Item #101852902
- Single Strand, Number 80, Type A, 36 Teeth Roller Chain Sprocket

Product Availability by Store Location
Can't find what you're looking for? We can help.
Request a Product
Request a Product
Can't find what you're looking for? We can help.
Request a Quote by entering brand name, part # or comments
Product Availability by Store Location
Close