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
Martin
80BS19 1 3/4
-
mac
80BS19 1 3/4 | Finished Bore Sprocket
Item #100809744
- 80 Chain Number
- 1 Strand
- 19 Teeth
- 6.593 in Outside Diameter
- 1.75 in Finished Bore

Martin
40BS21 7/8
-
mac
40BS21 7/8 | No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807074
- 40 Chain Number
- 1 Strand
- 21 Teeth
- 3.617 in Outside Diameter
- 0.875 in Finished Bore

Martin
35BS35 1 1/4
-
mac
35BS35 1 1/4 | Finished Bore Sprocket
Item #100806707
- 35 Chain Number
- 1 Strand
- 35 Teeth
- 4.392 in Outside Diameter
- 1.25 in Finished Bore

Martin
40BS20 1
-
mac
40BS20 1 | No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807045
- 40 Chain Number
- 1 Strand
- 20 Teeth
- 3.457 in Outside Diameter
- 1 in Finished Bore

US Tsubaki Inc.
60B37F1 1/8
-
mac
60B37F1 1/8 | Finished Bore Sprocket
Item #105075367
- Finished Bore Sprocket for 60 Single Strand Chain
- 37 Teeth
- 1 1/8" Bore

US Tsubaki Inc.
100BS17 2 3/16
-
mac
100BS17 2 3/16 | Finished Bore Sprocket
Item #105087608
- Finished Bore Sprocket for 100 Single Strand Chain
- 17 Teeth
- 2 3/16" Bore

Martin
40BS53 1
-
mac
40BS53 1 | Finished Bore Sprocket
Item #100807416
- 40 Chain Number
- 1 Strand
- 53 Teeth
- 8.725 in Outside Diameter
- 1 in Finished Bore

Boston Gear
60B23-1-1/4
-
mac
60B23-1-1/4 | Finished Bore Sprocket
Item #101853864
- 60 Chain, 23 Tooth, 1.25 in Bore, With Keyway and Setscrew

Martin
60BS10 1 1/4
-
mac
60BS10 1 1/4 | No. 60 - 3/4" Pitch - Single - Bored to Size Sprocket
Item #100808699
- 60 Chain Number
- 1 Strand
- 10 Teeth
- 2.758 in Outside Diameter
- 1.25 in Finished Bore

Boston Gear
60B24-1-1/4
-
mac
60B24-1-1/4 | Finished Bore Sprocket
Item #101854050
- 60 Chain, 24 Tooth, 1.25 in Bore, With Keyway and Setscrew

Boston Gear
40B28-1 1/8
-
mac
40B28-1 1/8 | Finished Bore Sprocket
Item #101818351
- 40 Chain, 28 Tooth, 1.125 in Bore, With Keyway and Setscrew

Martin
100BS20 2
-
mac
100BS20 2 | Finished Bore Sprocket
Item #100805886
- 100 Chain Number
- 1 Strand
- 20 Teeth
- 8.642 in Outside Diameter
- 2 in Finished Bore

Boston Gear
80B13-1 1/4
-
mac
80B13-1 1/4 | Finished Bore Sprocket
Item #101835753
- 80 Chain, 13 Tooth, 1.25 in Bore, With Keyway and Setscrew

Boston Gear
80B15-1 15/16
-
mac
80B15-1 15/16 | Finished Bore Sprocket
Item #101834667
- 80 Chain, 15 Tooth, 1.9375 in Bore, With Keyway and Setscrew

Boston Gear
60B18-1 7/16
-
mac
60B18-1 7/16 | Finished Bore Sprocket
Item #101853294
- 60 Chain, 18 Tooth, 1.4375 in Bore, With Keyway and Setscrew

Boston Gear
50B16-1 1/4
-
mac
50B16-1 1/4 | Finished Bore Sprocket
Item #101836275
- 50 Chain, 16 Tooth, 1.25 in Bore, With Keyway and Setscrew

Martin
60BS12 1 7/16
-
mac
60BS12 1 7/16 | No. 60 - 3/4" Pitch - Single - Bored to Size Sprocket
Item #100808737
- 60 Chain Number
- 1 Strand
- 12 Teeth
- 3.249 in Outside Diameter
- 1.4375 in Finished Bore

Martin
60BS35 1 5/8
-
mac
60BS35 1 5/8 | Finished Bore Sprocket
Item #100809067
- 60 Chain Number
- 1 Strand
- 35 Teeth
- 8.783 in Outside Diameter
- 1.625 in Finished Bore

Martin
60BS15 1
-
mac
60BS15 1 | No. 60 - 3/4" Pitch - Single - Bored to Size Sprocket
Item #100808786
- 60 Chain Number
- 1 Strand
- 15 Teeth
- 3.978 in Outside Diameter
- 1 in Finished Bore

Martin
50BS12 1 1/8
-
mac
50BS12 1 1/8 | No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100807916
- 50 Chain Number
- 1 Strand
- 12 Teeth
- 2.708 in Outside Diameter
- 1.125 in Finished Bore

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