Find a Service Center
category
- Spur Gears 645
- Worm Gears 177
- Gear Racks 123
- Bevel Gears 122
- Change Gears 105
- Miter Gears 97
- Helical Gears 67
brand
- Altra Industrial Motion 2,619
- Boston Gear 2,619
- Martin 1,298
- Regal Rexnord 233
- Browning 233 View More View Less
InchMetric
ID
OD
Bearing Type
Ratio
Boston Gear
GA39
-
mac
GA39 | Steel Change Gear
Item #101782859
- 20 Diametral Pitch
- 39 Teeth
- 14.5 ° Pressure Angle
- 1.950" Pitch Diameter
- 5/8" Nominal Bore
Boston Gear
NH18 B
-
mac
NH18 B | 14.5° Pressure Angle Spur Gear
Item #101774841
- Reborable Steel Gear
- 8 Diametral Pitch
- 14.5° Pressure Angle
- 18 Teeth
- 2 1/4" Pitch Diameter
Boston Gear
GB70B
-
mac
GB70B | Cast Iron Change Gear
Item #101820490
- 16 Diametral Pitch
- 70 Teeth
- 14.5 ° Pressure Angle
- 4 3/8" Pitch Diameter
- 3/4" Nominal Bore
Boston Gear
D1414A RH
-
mac
D1414A RH | Double Lead Worm Gear
Item #101775150
- 10 Diametral Pitch
- 14.5° Pressure Angle
- 60 Teeth
- 6.000" Pitch Diameter
- Double Lead
Boston Gear
NB12B-3/8
-
mac
NB12B-3/8 | 14.5° Pressure Angle Spur Gear
Item #101774897
- Finished Steel Gear
- 16 Diametral Pitch
- 14.5° Pressure Angle
- 12 Teeth
- 3/4" Pitch Diameter
Boston Gear
QB1212
-
mac
QB1212 | Quadruple Lead Worm Gear
Item #101775636
- 12 Diametral Pitch, 16 Teeth, 14.5 Pressure Angle, RH, Quadruple Thread, Bronze Worm Gear
Boston Gear
Q1346
-
mac
Q1346 | Quadruple Lead Worm Gear
Item #101754334
- 16 Diametral Pitch, 80 Teeth, 20 Pressure Angle, RH, Quadruple Thread, Bronze Worm Gear
Boston Gear
GB117A
-
mac
GB117A | Cast Iron Change Gear
Item #101782103
- 16 Diametral Pitch
- 117 Teeth
- 14.5 ° Pressure Angle
- 7.313" Pitch Diameter
- 3/4" Nominal Bore
Boston Gear
NL18B
-
mac
NL18B | 14.5° Pressure Angle Spur Gear
Item #101752224
- Reborable Steel Gear
- 4 Diametral Pitch
- 14.5° Pressure Angle
- 18 Teeth
- 4 1/2" Pitch Diameter
Boston Gear
GA65B
-
mac
GA65B | Cast Iron Change Gear
Item #101783971
- 20 Diametral Pitch
- 65 Teeth
- 14.5 ° Pressure Angle
- 3 1/4" Pitch Diameter
- 5/8" Nominal Bore
Boston Gear
GA21
-
mac
GA21 | Steel Change Gear
Item #101774278
- 20 Diametral Pitch
- 21 Teeth
- 14.5 ° Pressure Angle
- 1.050" Pitch Diameter
- 5/8" Nominal Bore
Boston Gear
NDR8
-
mac
NDR8 | Steel Stem Pinion
Item #101835868
- 12 Diametral Pitch
- 14.5 ° Pressure Angle
- 8 Teeth
- 0.716" Pitch Diameter
- 7 1/4" Overall Length
Boston Gear
D1134
-
mac
D1134 | Double Lead Worm Gear
Item #101773797
- 24 Diametral Pitch, 20 Teeth, 20 Pressure Angle, RH, Double Thread, Bronze Worm Gear
Boston Gear
Y2415
-
mac
Y2415 | 20° Pressure Angle Spur Gear
Item #101776591
- Reborable Brass Gear
- 24 Diametral Pitch
- 20.0° Pressure Angle
- 15 Teeth
- 5/8" Pitch Diameter
Boston Gear
YK60B
-
mac
YK60B | Cast Iron Spur Gear
Item #101752059
- Reborable Cast Iron Gear
- 5 Diametral Pitch
- 20.0° Pressure Angle
- 60 Teeth
- 12" Pitch Diameter
Boston Gear
GP1027
-
mac
GP1027 | Single Lead Worm Gear
Item #101775647
- 32 Diametral Pitch
- 14.5° Pressure Angle
- 30 Teeth
- .938" Pitch Diameter
- Single Lead
Boston Gear
H2010L
-
mac
H2010L | 14.5° Pressure Angle Helical Gear
Item #101751134
- 20 Diametral Pitch
- 10 Teeth
- 14.5 ° Pressure Angle
- 1/2" Pitch Diameter
- 5/16" Nominal Bore
Boston Gear
H1612R
-
mac
H1612R | 14.5° Pressure Angle Helical Gear
Item #101751132
- 16 Diametral Pitch
- 12 Teeth
- 14.5 ° Pressure Angle
- 3/4" Pitch Diameter
- 3/8" Nominal Bore
Boston Gear
D1120
-
mac
D1120 | Double Lead Worm Gear
Item #101781640
- 48 Diametral Pitch, 40 Teeth, 20 Pressure Angle, RH, Double Thread, Bronze Worm Gear
Boston Gear
H1025R
-
mac
H1025R | 14.5° Pressure Angle Helical Gear
Item #101783373
- 10 Diametral Pitch
- 25 Teeth
- 14.5 ° Pressure Angle
- 2 1/2" Pitch Diameter
- 3/4" Nominal Bore
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