category
- Open Gears 2,555
- Worm Gear Reducers 2,088
- Plain Bearings 2,061
- 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
GA61B
-
mac
GA61B | Cast Iron Change Gear
Item #101781660
- 20 Diametral Pitch
- 61 Teeth
- 14.5 ° Pressure Angle
- 3.050" Pitch Diameter
- 5/8" Nominal Bore

Boston Gear
GA40
-
mac
GA40 | Steel Change Gear
Item #101783886
- 20 Diametral Pitch
- 40 Teeth
- 14.5 ° Pressure Angle
- 2" Pitch Diameter
- 5/8" Nominal Bore

Boston Gear
60B25-1-1/4
-
mac
60B25-1-1/4 | Finished Bore Sprocket
Item #101853597
- 60 Chain, 25 Tooth, 1.25 in Bore, With Keyway and Setscrew

Boston Gear
NF14B-5/8
-
mac
NF14B-5/8 | 14.5° Pressure Angle Spur Gear
Item #101854488
- Finished Steel Gear
- 10 Diametral Pitch
- 14.5° Pressure Angle
- 14 Teeth
- 1.400" Pitch Diameter

Boston Gear
FC38 SOLID
-
mac
FC38 SOLID | FC Series Jaw Coupling Hub
Item #101773188
- Shaft Coupling, Insert-(3JAW) FC Series-Coupling Half

Boston Gear
B68-8
-
mac
B68-8 | Bost-Bronz Oil-Impregnated Sintered Bronze Bearing
Item #101776895
- 3/8" ID x 1/2" OD x 1" Long
- Bronze - Oil Impregnated (SAE 841) Bushing

Boston Gear
YH20
-
mac
YH20 | 20° Pressure Angle Spur Gear
Item #101808750
- Reborable Steel Gear
- 8 Diametral Pitch
- 20.0° Pressure Angle
- 20 Teeth
- 2 1/2" Pitch Diameter

Boston Gear
YI 6496
-
mac
YI 6496 | 20° Pressure Angle Internal Spur Gear
Item #101775632
- 64 Diametral Pitch
- 20 ° Pressure Angle
- 96 Teeth
- 1 1/2" Pitch Diameter
- 0.130" Face Width

Boston Gear
M1520-12
-
mac
M1520-12 | Bear-N-Bronz 660 Cast Bronze Bearing
Item #101806920
- 15/16" ID x 1 1/4" OD x 1 1/2" Long
- Bronze - C93200 (SAE 660) Bushing

Boston Gear
G149
-
mac
G149 | Spur Gear
Item #101775457
- Reborable Brass Gear
- 48 Diametral Pitch
- 14.5° Pressure Angle
- 120 Teeth
- 2 1/2" Pitch Diameter

Boston Gear
HLTH-1
-
mac
HLTH-1 | Single Lead Worm
Item #102202868
- 32 Diametral Pitch
- 0.438" Pitch Diameter
- 14.5° Pressure Angle
- Right Hand
- Single Lead

Boston Gear
H2412L
-
mac
H2412L | 101742805
Item #101742805
- 24 Diametral Pitch
- 12 Teeth
- 14.5 ° Pressure Angle
- 1/2" Pitch Diameter
- 1/4" Nominal Bore

Boston Gear
40B36-1 1/2
-
mac
40B36-1 1/2 | Finished Bore Sprocket
Item #101853337
- 40 Chain, 36 Tooth, 1.5 in Bore, With Keyway and Setscrew

Boston Gear
P58-4
-
mac
P58-4 | F-1 Glass Filled Teflon Bearing
Item #101871178
- 5/16" ID x 1/2" OD x 1/2" Long
- Glass Filled Teflon Bushing

Boston Gear
F721-20-B5-J
-
mac
F721-20-B5-J | 700 Series C-Face Quilled Reducer
Item #101834490
- 2 1/16" Center Distance
- 20:1 Ratio
- 56C Frame
- C-Face Quilled Input
- Right Output

Boston Gear
35B30-3/4
-
mac
35B30-3/4 | Finished Bore Sprocket
Item #101794655
- 35 Chain, 30 Tooth, 0.75 in Bore, With Keyway and Setscrew

Boston Gear
F724-5-B9-G
-
mac
F724-5-B9-G | 700 Series C-Face Quilled Reducer
Item #102218375
- 2 3/8" Center Distance
- 5:1 Ratio
- 180TC or 210C Frame
- C-Face Quilled Input
- Left Output

Boston Gear
BKCF718B-5P-B5-GS | 700 Series C-Face Quilled Bost-Kleen Reducer
Item #102818362
- 1 3/4" Center Distance
- 5:1 Ratio
- 56C Frame
- C-Face Quilled Input
- Left Output

Boston Gear
M1520-16
-
mac
M1520-16 | Bear-N-Bronz 660 Cast Bronze Bearing
Item #101777788
- 15/16" ID x 1 1/4" OD x 2" Long
- Bronze - C93200 (SAE 660) Bushing

Boston Gear
GB48B
-
mac
GB48B | Cast Iron Change Gear
Item #101775544
- 16 Diametral Pitch
- 48 Teeth
- 14.5 ° Pressure Angle
- 3" Pitch Diameter
- 3/4" Nominal Bore

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