MARTIN SPROCKET Bored To Size Type Roller Chain Sprockets, 40 Chain Number
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| Style | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Hub Dia. | Bore Dia. | Length Thru Bore | Set Screw Size | Key Way Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 40BS9 1/2 | 1.462" | 9 | 7/8" | 1 1/8" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €29.33 | |
| B | 40BS9 5/8 | 1.462" | 9 | 7/8" | 1 1/8" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €29.33 | |
| C | 40BS10 1/2 | 1.618" | 10 | 7/8" | 1 1/4" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €30.42 | |
| D | 40BS10 5/8 | 1.618" | 10 | 7/8" | 1 1/4" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €30.42 | |
| E | 40BS10 3/4 | 1.618" | 10 | 7/8" | 1 1/4" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €30.42 | |
| F | 40BS11 5/8 | 1.775" | 11 | 7/8" | 1 3/8" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €31.80 | |
| G | 40BS11 3/4 | 1.775" | 11 | 7/8" | 1 3/8" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €31.80 | |
| H | 40BS11 1/2 | 1.775" | 11 | 7/8" | 1 3/8" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €31.80 | |
| I | 40BS11 7/8 | 1.775" | 11 | 7/8" | 1 3/8" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €31.80 | |
| J | 40BS12 1 | 1.932" | 12 | 7/8" | 1.593" | 1" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €34.80 | |
| K | 40BS12 7/8 | 1.932" | 12 | 7/8" | 1.593" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €34.80 | |
| L | 40BS12 3/4 | 1.932" | 12 | 7/8" | 1.593" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €34.80 | |
| M | 40BS12 5/8 | 1.932" | 12 | 7/8" | 1.593" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €34.80 | |
| N | 40BS12 1/2 | 1.932" | 12 | 7/8" | 1.591" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €34.80 | |
| O | 40BS13 1/2 | 2.089" | 13 | 7/8" | 1.563" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €36.45 | |
| P | 40BS13 1 | 2.089" | 13 | 7/8" | 1.593" | 1" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €36.45 | |
| Q | 40BS13 5/8 | 2.089" | 13 | 7/8" | 1.563" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €36.45 | |
| R | 40BS13 3/4 | 2.089" | 13 | 7/8" | 1.563" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €36.45 | |
| S | 40BS13 7/8 | 2.089" | 13 | 7/8" | 1.563" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €36.45 | |
| T | 40BS14 1/2 | 2.247" | 14 | 7/8" | 1.688" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €38.36 | |
| U | 40BS14 5/8 | 2.247" | 14 | 7/8" | 1.688" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €38.36 | |
| V | 40BS14 3/4 | 2.247" | 14 | 7/8" | 1.688" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €38.36 | |
| W | 40BS14 7/8 | 2.247" | 14 | 7/8" | 1.688" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €38.36 | |
| X | 40BS14 1 | 2.247" | 14 | 7/8" | 1.688" | 1" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €38.36 | |
| Y | 40BS14 1 1/8 | 2.247" | 14 | 7/8" | 1.688" | 1 1/8" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €38.36 | |
| Z | 40BS15 3/4 | 2.405" | 15 | 7/8" | 1.813" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €41.36 | |
| A1 | 40BS15 7/8 | 2.405" | 15 | 7/8" | 1.813" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €41.36 | |
| B1 | 40BS15 1 | 2.405" | 15 | 7/8" | 1.813" | 1" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €41.36 | |
| C1 | 40BS15 1 1/8 | 2.405" | 15 | 7/8" | 1.813" | 1 1/8" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €41.36 | |
| D1 | 40BS15 1 1/4 | 2.405" | 15 | 7/8" | 1.813" | 1 1/4" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €41.36 | |
| E1 | 40BS15 1 3/16 | 2.405" | 15 | 7/8" | 1.813" | 1 3/16" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €41.36 | |
| F1 | 40BS15 5/8 | 2.405" | 15 | 7/8" | 1.813" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €41.36 | |
| G1 | 40BS15 1/2 | 2.405" | 15 | 7/8" | 1.813" | 1/2" | 7/8" | #10-24 | 1/8" x 1/16" | €41.36 | |
| H1 | 40BS16 5/8 | 2.563" | 16 | 7/8" | 2" | 5/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €43.86 | |
| I1 | 40BS16 3/4 | 2.563" | 16 | 7/8" | 2" | 3/4" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €43.86 | |
| J1 | 40BS16 7/8 | 2.563" | 16 | 7/8" | 2" | 7/8" | 7/8" | 1/4"-20 | 3/16" x 3/32" | €43.86 | |
| K1 | 40BS16 1 | 2.563" | 16 | 7/8" | 2" | 1" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €43.86 | |
| L1 | 40BS16 1 1/8 | 2.563" | 16 | 7/8" | 2" | 1 1/8" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €43.86 | |
| M1 | 40BS16 1 3/16 | 2.563" | 16 | 7/8" | 2" | 1 3/16" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €43.86 | |
| N1 | 40BS16 1 1/4 | 2.563" | 16 | 7/8" | 2" | 1 1/4" | 7/8" | 5/16"-18 | 1/4" x 1/8" | €43.86 | |
| O1 | 40BS17 7/8 | 2.721" | 17 | 1" | 2 1/8" | 7/8" | 1" | 1/4"-20 | 3/16" x 3/32" | €46.31 | |
| P1 | 40BS17 1 | 2.721" | 17 | 1" | 2 1/8" | 1" | 1" | 5/16"-18 | 1/4" x 1/8" | €46.31 | |
| Q1 | 40BS17 1 1/4 | 2.721" | 17 | 1" | 2 1/8" | 1 1/4" | 1" | 5/16"-18 | 1/4" x 1/8" | €46.31 | |
| R1 | 40BS17 1 3/16 | 2.721" | 17 | 1" | 2 1/8" | 1 3/16" | 1" | 5/16"-18 | 1/4" x 1/8" | €46.31 | |
| S1 | 40BS17 1 1/8 | 2.721" | 17 | 1" | 2 1/8" | 1 1/8" | 1" | 5/16"-18 | 1/4" x 1/8" | €46.31 | |
| T1 | 40BS17 5/8 | 2.721" | 17 | 1" | 2 1/8" | 5/8" | 1" | 1/4"-20 | 3/16" x 3/32" | €46.31 | |
| U1 | 40BS17 3/4 | 2.721" | 17 | 1" | 2 1/8" | 3/4" | 1" | 1/4"-20 | 3/16" x 3/32" | €46.31 | |
| V1 | 40BS18 1 1/4 | 2.879" | 18 | 1" | 2.313" | 1 1/4" | 1" | 5/16"-18 | 1/4" x 1/8" | €48.78 | |
| W1 | 40BS18 1 3/8 | 2.879" | 18 | 1" | 2.313" | 1 3/8" | 1" | 5/16"-18 | 5/16" x 5/32" | €48.78 | |
| X1 | 40BS18 1 7/16 | 2.879" | 18 | 1" | 2.313" | 1 7/16" | 1" | 3/8"-16 | 3/8" x 3/16" | €48.78 | |
| Y1 | 40BS18 1 1/2 | 2.879" | 18 | 1" | 2.313" | 1 1/2" | 1" | 3/8"-16 | 3/8" x 3/16" | €48.78 | |
| Z1 | 40BS18 5/8 | 2.879" | 18 | 1" | 2.313" | 5/8" | 1" | 1/4"-20 | 3/16" x 3/32" | €48.78 | |
| A2 | 40BS18 3/4 | 2.879" | 18 | 1" | 2.313" | 3/4" | 1" | 1/4"-20 | 3/16" x 3/32" | €48.78 | |
| B2 | 40BS18 7/8 | 2.879" | 18 | 1" | 2.313" | 7/8" | 1" | 1/4"-20 | 3/16" x 3/32" | €48.78 | |
| C2 | 40BS18 1 | 2.879" | 18 | 1" | 2.313" | 1" | 1" | 5/16"-18 | 1/4" x 1/8" | €48.78 | |
| D2 | 40BS18 1 1/8 | 2.879" | 18 | 1" | 2.313" | 1 1/8" | 1" | 5/16"-18 | 1/4" x 1/8" | €48.78 | |
| E2 | 40BS18 1 3/16 | 2.879" | 18 | 1" | 2.312" | 1 3/16" | 1" | 5/16"-18 | 1/4" x 1/8" | €48.78 | |
| F2 | 40BS19 1 3/8 | 3.0378" | 19 | 1" | 2 1/2" | 1 3/8" | 1" | 5/16"-18 | 5/16" x 5/32" | €54.27 | |
| G2 | 40BS19 1 | 3.038" | 19 | 1" | 2 1/2" | 1" | 1" | 5/16"-18 | 1/4" x 1/8" | €54.27 | |
| H2 | 40BS19 1 3/16 | 3.038" | 19 | 1" | 2 1/2" | 1 3/16" | 1" | 5/16"-18 | 1/4" x 1/8" | €54.27 | |
| I2 | 40BS19 1 1/2 | 3.038" | 19 | 1" | 2 1/2" | 1 1/2" | 1" | 3/8"-16 | 3/8" x 3/16" | €54.27 |
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