brand
- Martin 3,203
- US Tsubaki Inc. 2,730
- Altra Industrial Motion 904
- Boston Gear 904
- Regal Rexnord 154
- Browning 154
InchMetric
No of Strands Across
Hardened Teeth
US Tsubaki Inc.
50BS21 1 1/2
-
mac
50BS21 1 1/2 | No. 50 - 5/8" Pitch - Finished Bore Sprockets
Item #101630715
- Finished Bore Sprocket for 50 Single Strand Chain
- 21 Teeth
- 1 1/2" Bore

Boston Gear
60B17-1-9/16
-
mac
60B17-1-9/16 | Finished Bore Sprocket
Item #101854420
- 60 Chain
- 17 Teeth
- 1 9/16" Bore
- 3/8 in x 3/16 in Keyway

US Tsubaki Inc.
50BS20 7/8
-
mac
50BS20 7/8 | No. 50 - 5/8" Pitch - Finished Bore Sprockets
Item #101625063
- Finished Bore Sprocket for 50 Single Strand Chain
- 20 Teeth
- 7/8" Bore

US Tsubaki Inc.
80BS28 1 3/8
-
mac
80BS28 1 3/8 | No. 80 - 1" Pitch - Finished Bore Sprockets
Item #101626792
- Finished Bore Sprocket for 80 Single Strand Chain
- 28 Teeth
- 1 3/8" Bore

Martin
80BS11HT 1 1/2
-
mac
80BS11HT 1 1/2 | No. 80 - 1" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket
Item #100809572
- 80 Chain Number
- 1 Strand
- 11 Teeth
- 4.006 in Outside Diameter
- 1.5 in Finished Bore

US Tsubaki Inc.
50BS20 1 1/2
-
mac
50BS20 1 1/2 | No. 50 - 5/8" Pitch - Finished Bore Sprockets
Item #101656462
- Finished Bore Sprocket for 50 Single Strand Chain
- 20 Teeth
- 1 1/2" Bore

Boston Gear
80B11-1 3/8
-
mac
80B11-1 3/8 | Finished Bore Sprocket
Item #101793591
- 80 Chain, 11 Tooth, 1.375 in Bore, With Keyway and Setscrew

Boston Gear
80B15-1 3/4
-
mac
80B15-1 3/4 | Finished Bore Sprocket
Item #101853035
- 80 Chain, 15 Tooth, 1.75 in Bore, With Keyway and Setscrew

Boston Gear
80B19-1
-
mac
80B19-1 | Finished Bore Sprocket
Item #101794166
- 80 Chain, 19 Tooth, 1 in Bore, With Keyway and Setscrew

US Tsubaki Inc.
41BS16 5/8
-
mac
41BS16 5/8 | No. 41 - 1/2" Pitch - Finished Bore Sprockets
Item #101621696
- Finished Bore Sprocket for 41 Single Strand Chain
- 16 Teeth
- 5/8" Bore

Martin
40BS26 1 3/16
-
mac
40BS26 1 3/16 | No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807166
- 40 Chain Number
- 1 Strand
- 26 Teeth
- 4.418 in Outside Diameter
- 1.1875 in Finished Bore

Martin
50BS27 1 1/2
-
mac
50BS27 1 1/2 | No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100808170
- 50 Chain Number
- 1 Strand
- 27 Teeth
- 5.722 in Outside Diameter
- 1.5 in Finished Bore

Martin
60BS18HT 1 1/2
-
mac
60BS18HT 1 1/2 | No. 60 - 3/4" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket
Item #100808866
- 60 Chain Number
- 1 Strand
- 18 Teeth
- 4.703 in Outside Diameter
- 1.5 in Finished Bore

Martin
50BS15HT 1 7/16
-
mac
50BS15HT 1 7/16 | No. 50 - 5/8" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket
Item #100807972
- 50 Chain Number
- 1 Strand
- 15 Teeth
- 3.315 in Outside Diameter
- 1.4375 in Finished Bore

Martin
80BS30 2 15/16
-
mac
80BS30 2 15/16 | No. 80 - 1" Pitch - Single - Bored to Size Sprocket
Item #100809890
- 80 Chain Number
- 1 Strand
- 30 Teeth
- 10.114 in Outside Diameter
- 2.9375 in Finished Bore

Martin
41BS24 5/8
-
mac
41BS24 5/8 | No. 41 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807656
- 41 Chain Number
- 1 Strand
- 24 Teeth
- 4.098 in Outside Diameter
- 0.625 in Finished Bore

Martin
35BS17 7/8
-
mac
35BS17 7/8 | No. 35 - 3/8" Pitch - Single - Bored to Size Sprocket
Item #100806595
- 35 Chain Number
- 1 Strand
- 17 Teeth
- 2.231 in Outside Diameter
- 0.875 in Finished Bore

US Tsubaki Inc.
50BS45 1 1/2
-
mac
50BS45 1 1/2 | No. 50 - 5/8" Pitch - Finished Bore Sprockets
Item #101626674
- Finished Bore Sprocket for 50 Single Strand Chain
- 45 Teeth
- 1 1/2" Bore

Martin
35BS20 5/8
-
mac
35BS20 5/8 | No. 35 - 3/8" Pitch - Single - Bored to Size Sprocket
Item #100806621
- 35 Chain Number
- 1 Strand
- 20 Teeth
- 2.593 in Outside Diameter
- 0.625 in Finished Bore

US Tsubaki Inc.
41BS20 5/8
-
mac
41BS20 5/8 | No. 41 - 1/2" Pitch - Finished Bore Sprockets
Item #101629882
- Finished Bore Sprocket for 41 Single Strand Chain
- 20 Teeth
- 5/8" Bore

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