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
NH128
-
mac
NH128 | 14.5° Pressure Angle Spur Gear
Item #101753174
- Reborable Cast Iron Gear
- 8 Diametral Pitch
- 14.5° Pressure Angle
- 128 Teeth
- 16" Pitch Diameter

Boston Gear
50B18-3/4
-
mac
50B18-3/4 | Finished Bore Sprocket
Item #101834654
- 50 Chain, 18 Tooth, 0.75 in Bore, With Keyway and Setscrew

Boston Gear
HF721-20-B5-H-P19 | 700 Series Bostmount C-Face Quilled Reducer
Item #101796527
- 2 1/16" Center Distance
- 20:1 Ratio
- 56C Frame
- C-Face Quilled Input
- Hollow Output

Boston Gear
GD30
-
mac
GD30 | Steel Change Gear
Item #101339613
- 12 Diametral Pitch
- 30 Teeth
- 14.5 ° Pressure Angle
- 2 1/2" Pitch Diameter
- 1" Nominal Bore

Boston Gear
SCC 5/8 X 5/8
-
mac
SCC 5/8 X 5/8 | 101776220
Item #101776220
- 49295 / STL SETSCREW COUPLING

Boston Gear
PS-3/4
-
mac
PS-3/4 | PS Series Stamped Steel Pillow Block
Item #101775041
- 0.75" Shaft, 1" Base to Center, Contact Seals, Setscrew Locking, Non-Expansion Type

Boston Gear
B1416-12
-
mac
B1416-12 | Bost-Bronz Oil-Impregnated Sintered Bronze Bearing
Item #101774806
- 13/16" ID x 1" OD x 1 1/2" Long
- Bronze - Oil Impregnated (SAE 841) Bushing

Boston Gear
FC25 SOLID
-
mac
FC25 SOLID | FC Series Jaw Coupling Hub
Item #101772338
- Size FC25 Coupling Hub
- No Bore
- Max. Bore 1 3/8"

Boston Gear
L149Y-G
-
mac
L149Y-G | Finished Bore Steel Bevel Gear
Item #101751153
- 16 Diametral Pitch
- 32 Teeth
- 20 ° Pressure Angle
- 2" Pitch Diameter
- 1/2" Nominal Bore

Boston Gear
S2418
-
mac
S2418 | 14.5° Pressure Angle Spur Gear
Item #101800691
- Reborable Steel Gear
- 24 Diametral Pitch
- 14.5° Pressure Angle
- 18 Teeth
- 3/4" Pitch Diameter

Boston Gear
NA20B
-
mac
NA20B | 14.5° Pressure Angle Spur Gear
Item #101772529
- Reborable Steel Gear
- 20 Diametral Pitch
- 14.5° Pressure Angle
- 20 Teeth
- 1" Pitch Diameter

Boston Gear
621
-
mac
621 | Banded Unground Thrust Bearing
Item #101854335
- Single Row Thrust Bearing, 1.5" ID x 2.59375" OD x 0.625" Wide, Banded, Low Precision (Unground), 90° Contact Angle

Boston Gear
7510-DLG
-
mac
7510-DLG | 7500 Series Precision Ground Radial Bearing
Item #101854518
- Wide Inner Ring Bearing
- 5/8" ID x 1 3/4" OD x 3/4" Wide
- Double Sealed w/Snap Ring

Boston Gear
P46-4
-
mac
P46-4 | F-1 Glass Filled Teflon Bearing
Item #101754466
- 1/4" ID x 3/8" OD x 1/2" Long
- Glass Filled Teflon Bushing

Boston Gear
L2020-6
-
mac
L2020-6 | Steel Gear Rack
Item #101810923
- 20 Diametral Pitch
- 20 ° Pressure Angle
- 1/2" Face Width
- 1/2" Overall Thickness
- 6 ft Length

Boston Gear
18842 WASHER
-
mac
18842 WASHER | Boston Gear® Steel Thrust Washer
Item #101772078
- Hardened Steel Thrust Washer
- 5/8" ID x 1 1/4" OD x 3/32" Thick

Boston Gear
XFCBB45
-
mac
XFCBB45 | FC Series Jaw Coupling Insert
Item #101776538
- Size FC45 Coupling Insert
- Bronze

Boston Gear
40B30-1 1/2
-
mac
40B30-1 1/2 | Finished Bore Sprocket
Item #101842976
- 40 Chain, 30 Tooth, 1.5 in Bore, With Keyway and Setscrew

Boston Gear
FA10 1/2 X 1/2
-
mac
FA10 1/2 X 1/2 | FA Series Multi-Jaw Coupling
Item #101835543
- Size FA10 Complete Coupling
- Bored to 1/2" x 1/2"

Boston Gear
GSS479Y-G
-
mac
GSS479Y-G | Minimum Plain Bore Stainless Steel Bevel Gear
Item #101783992
- 48 Diametral Pitch
- 36 Teeth
- 20 ° Pressure Angle
- 3/4" Pitch Diameter
- 3/16" Nominal Bore

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