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
40B26-1 7/16
-
mac
40B26-1 7/16 | Finished Bore Sprocket
Item #101795550
- 40 Chain, 26 Tooth, 1.4375 in Bore, With Keyway and Setscrew

Boston Gear
35B22-1/2
-
mac
35B22-1/2 | Finished Bore Sprocket
Item #101853531
- 35 Chain, 22 Tooth, 0.5 in Bore, With Keyway and Setscrew

Boston Gear
5M254090
-
mac
5M254090 | Miniature HTD® Timing Belt
Item #101755602
- 5 mm Pitch
- 9 mm Width
- 1,270 mm Pitch Length
- 254 Teeth
- Single Sided

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
231D-20
-
mac
231D-20 | Helical Gear Reducer
Item #101810883
- 231 Double/Red. Hollow O/P Shaft Helical Reducer, 20:1 Ratio, no Base

Boston Gear
60B18-1 3/8
-
mac
60B18-1 3/8 | Finished Bore Sprocket
Item #101852505
- 60 Chain, 18 Tooth, 1.375 in Bore, With Keyway and Setscrew

Boston Gear
80B12-1 1/2
-
mac
80B12-1 1/2 | Finished Bore Sprocket
Item #101835754
- 80 Chain, 12 Tooth, 1.5 in Bore, With Keyway and Setscrew

Boston Gear
40B45-1
-
mac
40B45-1 | Finished Bore Sprocket
Item #101853649
- 40 Chain, 45 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
226D-17
-
mac
226D-17 | Helical Gear Reducer
Item #102847531
- 226 Double/Red. Hollow O/P Shaft Helical Reducer, 17:1 Ratio, no Base

Boston Gear
25B17-1/4
-
mac
25B17-1/4 | Finished Bore Sprocket
Item #101883368
- 25 Chain, 17 Tooth, 0.25 in Bore, No Keyway

Boston Gear
60B45-1 1/4
-
mac
60B45-1 1/4 | Finished Bore Sprocket
Item #101794626
- 60 Chain, 45 Tooth, 1.25 in Bore, With Keyway and Setscrew

Boston Gear
D40B20
-
mac
D40B20 | Double Strand Roller Chain Sprocket
Item #101837257
- Double Strand, Number 40, Type B, 20 Teeth Roller Chain Sprocket

Boston Gear
25B45-5/8
-
mac
25B45-5/8 | Finished Bore Sprocket
Item #101853526
- 25 Chain, 45 Tooth, 0.625 in Bore, No Keyway

Boston Gear
HMLE-10
-
mac
HMLE-10 | Left Hand Male Rod End, Precision Grade
Item #101853353
- Male Rod End, Left Hand, Precision Grade, 5/8" Bore, 5/8-18 Thread, Self-Lubricating

Boston Gear
832BF-6.4K-M8
-
mac
832BF-6.4K-M8 | 103964641
Item #103964641
- F00163 / HELICAL SPEED REDUCERS

Boston Gear
80B18-1 1/2
-
mac
80B18-1 1/2 | Finished Bore Sprocket
Item #101853604
- 80 Chain, 18 Tooth, 1.5 in Bore, With Keyway and Setscrew

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