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
Boston Gear
60B20-3/4
-
mac
60B20-3/4 | Finished Bore Sprocket
Item #101853905
- 60 Chain, 20 Tooth, 0.75 in Bore, With Keyway and Setscrew

Martin
40BS26HT 1 7/16
-
mac
40BS26HT 1 7/16 | Finished Bore Sprocket
Item #100807176
- 40 Chain Number
- 1 Strand
- 26 Teeth
- 4.418 in Outside Diameter
- 1.4375 in Finished Bore

US Tsubaki Inc.
60BS12 1 1/8
-
mac
60BS12 1 1/8 | No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item #101627676
- Finished Bore Sprocket for 60 Single Strand Chain
- 12 Teeth
- 1 1/8" Bore
- w/ Hardened Teeth

Boston Gear
41B9-5/8
-
mac
41B9-5/8 | Finished Bore Sprocket
Item #101852594
- 41 Chain, 9 Tooth, 0.625 in Bore, With Keyway and Setscrew

Martin
80BS11HT 1 3/8
-
mac
80BS11HT 1 3/8 | Finished Bore Sprocket
Item #100809576
- 80 Chain Number
- 1 Strand
- 11 Teeth
- 4.006 in Outside Diameter
- 1.375 in Finished Bore

Boston Gear
35B10-1/2
-
mac
35B10-1/2 | Finished Bore Sprocket
Item #102100878
- 35 Chain, 10 Tooth, 0.5 in Bore, With Keyway and Setscrew

Boston Gear
80B12-1 1/4
-
mac
80B12-1 1/4 | Finished Bore Sprocket
Item #101853032
- 80 Chain, 12 Tooth, 1.25 in Bore, With Keyway and Setscrew

Martin
50BS42 1 3/16
-
mac
50BS42 1 3/16 | Finished Bore Sprocket
Item #100808331
- 50 Chain Number
- 1 Strand
- 42 Teeth
- 8.715 in Outside Diameter
- 1.1875 in Finished Bore

US Tsubaki Inc.
60BS20 1 1/8
-
mac
60BS20 1 1/8 | No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item #101624745
- Finished Bore Sprocket for 60 Single Strand Chain
- 20 Teeth
- 1 1/8" Bore
- w/ Hardened Teeth

Martin
80BS18 1 3/8
-
mac
80BS18 1 3/8 | Finished Bore Sprocket
Item #100809719
- 80 Chain Number
- 1 Strand
- 18 Teeth
- 6.271 in Outside Diameter
- 1.375 in Finished Bore

Boston Gear
60B26-1
-
mac
60B26-1 | Finished Bore Sprocket
Item #101853600
- 60 Chain, 26 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
40B9-1/2
-
mac
40B9-1/2 | Finished Bore Sprocket
Item #101836248
- 40 Chain, 9 Tooth, 0.5 in Bore, With Keyway and Setscrew

Martin
40BS22 5/8
-
mac
40BS22 5/8 | No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807093
- 40 Chain Number
- 1 Strand
- 22 Teeth
- 3.778 in Outside Diameter
- 0.625 in Finished Bore

Martin
50BS21 1 7/16
-
mac
50BS21 1 7/16 | No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100808089
- 50 Chain Number
- 1 Strand
- 21 Teeth
- 4.522 in Outside Diameter
- 1.4375 in Finished Bore

Martin
60BS18 1
-
mac
60BS18 1 | No. 60 - 3/4" Pitch - Single - Bored to Size Sprocket
Item #100808854
- 60 Chain Number
- 1 Strand
- 18 Teeth
- 4.703 in Outside Diameter
- 1 in Finished Bore

Boston Gear
40B18-1 1/4
-
mac
40B18-1 1/4 | Finished Bore Sprocket
Item #101852583
- 40 Chain, 18 Tooth, 1.25 in Bore, With Keyway and Setscrew

Browning
H8023X1 3/16
-
mac
H8023X1 3/16 | Finished Bore Sprocket with Hardened Teeth
Item #100930963
- Sprocket for a #80 Single Strand Chain
- 23 Teeth
- w/a Finished Bore of 1.1875"

US Tsubaki Inc.
60BS19 1 1/4
-
mac
60BS19 1 1/4 | No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item #101628549
- Finished Bore Sprocket for 60 Single Strand Chain
- 19 Teeth
- 1 1/4" Bore
- w/ Hardened Teeth

US Tsubaki Inc.
40BS9HT 5/8
-
mac
40BS9HT 5/8 | Finished Bore Sprocket
Item #105087771
- Finished Bore Sprocket for 40 Single Strand Chain
- 9 Teeth
- 5/8" Bore
- w/ Hardened Teeth

Boston Gear
40B18-1 7/16
-
mac
40B18-1 7/16 | Finished Bore Sprocket
Item #101836605
- 40 Chain, 18 Tooth, 1.4375 in Bore, With Keyway and Setscrew

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