MARTIN SPROCKET Single Stock Bore B Type Roller Chain Sprockets, 50 Chain Number
Filter
| Style | Model | Bore Dia. | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | Set Screw Size | For Chain Number | For Chain Pitch | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 50B72 | 1" | 14.329" | 14.69" | 3 3/4" | 1 3/4" | - | 50 | 5/8" | €182.96 | |
| B | 50B60 | 1" | 11.942" | 12.301" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €128.43 | |
| C | 50B48 | 1" | 9.556" | 9.911" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €128.37 | |
| D | 50B52 | 1" | 10.3514" | 10.707" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €132.10 | |
| E | 50B56 | 1" | 11.147" | 11.504" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €118.94 | |
| F | 50B57 | 1" | 11.3455" | 11.703" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €120.65 | |
| G | 50B112 | 1" | 22.2846" | 22.651" | 4 1/4" | 1 3/4" | - | 50 | 5/8" | €396.23 | |
| H | 50B76 | 1" | 15.124" | 15.486" | 3 3/4" | 1 3/4" | - | 50 | 5/8" | €202.72 | |
| I | 50B54 | 1" | 10.749" | 11.106" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €133.65 | |
| J | 50B59 | 1" to 2 1/2" | 11.7432" | 12.102" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €124.64 | |
| K | 50B50 | 1" to 2 1/2" | 9.9537" | 10.309" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €130.78 | |
| L | 50B47 | 1" to 2 1/2" | 9.3573" | 9.711" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €126.72 | |
| M | 50B70 | 1" to 2 1/2" | 13.931" | 14.292" | 3 3/4" | 1 3/4" | - | 50 | 5/8" | €174.23 | |
| N | 50B58 | 1" to 2 1/2" | 11.5444" | 11.902" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €122.35 | |
| O | 50B55 | 1" to 2 1/2" | 10.9479" | 11.305" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €136.11 | |
| P | 50B53 | 1" to 2 1/2" | 10.5502" | 10.907" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €132.99 | |
| Q | 50B51 | 1" to 2 1/2" | 10.1525" | 10.508" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €131.44 | |
| R | 50B46 | 1" to 2 1/2" | 9.1585" | 9.512" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €123.88 | |
| S | 50B49 | 1" to 2 1/2" | 9.7549" | 10.11" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €128.13 | |
| T | 50B60SS | 1" to 2 1/2" | 11.942" | 12.301" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €1,172.42 | |
| U | 50B95 | 1" to 2 3/4" | 18.9031" | 19.268" | 4 1/4" | 1 3/4" | - | 50 | 5/8" | €310.83 | |
| V | 50B84 | 1" to 2 3/4" | 16.7152" | 17.078" | 4 1/4" | 1 3/4" | - | 50 | 5/8" | €255.55 | |
| V | 50B96 | 1" to 2 3/4" | 19.102" | 19.467" | 4 1/4" | 1 3/4" | - | 50 | 5/8" | €315.87 | |
| W | 50B80 | 1" to 2 3/4" | 15 23/25" | 16.282" | 4 1/4" | 1 3/4" | - | 50 | 5/8" | €222.29 | |
| X | 50B20 | 3/4" | 3.995" | 4.321" | 3" | 1" | - | 50 | 5/8" | €70.17 | |
| Y | 50B21 | 3/4" | 4.193" | 4.522" | 3" | 1" | - | 50 | 5/8" | €76.20 | |
| Z | 50B22 | 3/4" | 4.392" | 4.722" | 3" | 1" | - | 50 | 5/8" | €81.66 | |
| A1 | 50B23 | 3/4" | 4.59" | 4.922" | 3" | 1" | - | 50 | 5/8" | €87.15 | |
| B1 | 50B24 | 3/4" | 4.788" | 5.122" | 3" | 1 1/4" | - | 50 | 5/8" | €92.07 | |
| C1 | 50B26SS | 3/4" | 5.185" | 5.523" | 3" | 1 1/4" | - | 50 | 5/8" | €783.27 | |
| D1 | 50B40SS | 3/4" | 7.966" | 8.316" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €860.19 | |
| E1 | 50B28SS | 3/4" | 5.582" | 5.922" | 3" | 1 1/4" | - | 50 | 5/8" | €808.86 | |
| F1 | 50B25 | 3/4" | 4.987" | 5.322" | 3" | 1 1/4" | 3/4"-10 | 50 | 5/8" | €94.33 | |
| G1 | 50B26 | 3/4" | 5.185" | 5.522" | 3" | 1 1/4" | - | 50 | 5/8" | €97.71 | |
| H1 | 50B27 | 3/4" | 5.384" | 5.722" | 3" | 1 1/4" | - | 50 | 5/8" | €97.98 | |
| I1 | 50B28 | 3/4" | 5.582" | 5.922" | 3" | 1 1/4" | - | 50 | 5/8" | €98.23 | |
| J1 | 50B29 | 3/4" | 5.781" | 6.122" | 3" | 1 1/4" | - | 50 | 5/8" | €99.99 | |
| K1 | 50B30 | 3/4" | 5.979" | 6.321" | 3 1/4" | 1 1/4" | 1/4"-20 | 50 | 5/8" | €101.23 | |
| L1 | 50B31 | 3/4" | 6.178" | 6.521" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €104.49 | |
| M1 | 50B24SS | 3/4" | 4.788" | 5.123" | 3" | 1 1/4" | - | 50 | 5/8" | €680.84 | |
| N1 | 50B32 | 3/4" | 6.376" | 6.721" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €104.99 | |
| O1 | 50B43 | 3/4" | 8.5622" | 8.914" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €119.66 | |
| P1 | 50B38 | 3/4" | 7.569" | 7.918" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €112.58 | |
| Q1 | 50B41 | 3/4" | 8.165" | 8.516" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €115.40 | |
| R1 | 50B37 | 3/4" | 7.3698" | 7.718" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €109.99 | |
| S1 | 50B20SS | 3/4" | 3.995" | 4.321" | 2 1/2" | 1" | - | 50 | 5/8" | €428.13 | |
| T1 | 50B34 | 3/4" | 6.774" | 7 3/25" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €110.02 | |
| U1 | 50B45 | 3/4" | 8 24/25" | 9.313" | 3 3/4" | 1 1/4" | 1/4"-20 | 50 | 5/8" | €122.00 | |
| V1 | 50B35 | 3/4" | 6.972" | 7.319" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €111.30 | |
| W1 | 50B42 | 3/4" | 8.3634" | 8.715" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €117.29 | |
| X1 | 50B40 | 3/4" | 7.966" | 8.316" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €114.23 | |
| Y1 | 50B36 | 3/4" | 7.171" | 7.519" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €112.81 | |
| Z1 | 50B45SS | 3/4" to 2 1/2" | 8 24/25" | 9.313" | 3 3/4" | 1 1/4" | - | 50 | 5/8" | €938.20 | |
| A2 | 50B33 | 3/4" to 2 1/4" | 6.575" | 6 23/25" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €109.52 | |
| B2 | 50B35SS | 3/4" to 2 1/4" | 6.973" | 7.319" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €862.46 | |
| C2 | 50B30SS | 3/4" to 2 1/4" | 5.979" | 6.321" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €797.71 | |
| D2 | 50B39 | 3/4" to 2 1/4" | 7.7672" | 8.117" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €113.75 | |
| E2 | 50B44 | 3/4" to 2 1/4" | 8.761" | 9.114" | 3 1/4" | 1 1/4" | - | 50 | 5/8" | €121.54 | |
| F2 | 50B23SS | 3/4" to 2" | 4.59" | 4.923" | 3" | 1" | - | 50 | 5/8" | €623.75 | |
| B2 | 50B22SS | 3/4" to 2" | 4.392" | 4.722" | 3" | 1" | - | 50 | 5/8" | €564.08 | |
| B2 | 50B21SS | 3/4" to 2" | 4.194" | 4.522" | 3" | 1" | - | 50 | 5/8" | €489.83 |
We are here to help!
Looking for a part not listed here?
Explore More
- KEYSHAFT
- Concrete Mixer Accessories
- Group Lockout Boxes
- Hand Impact Drivers
- Three Phase Transformers
- Bevelers
- DESTACO 8000, 8200, 8400 Series pneumatic swing clamps
- CAIMAN Heatrac Insulated Fleece Back Winter Gloves
- MEMPHIS GLOVE Ninja BNF Work Gloves, 15 Gauge, Fully Coated
- ANSELL 48-101 Hyflex Black Pu Coated Multi Purpose Gloves
- ASSOCIATED SPRING RAYMOND TU 750 Gas Springs
- FSI Inflatable Emergency Shelter System
- DAYTON Drive Shafts
- MITUTOYO Telescoping Gage Set
- GLOBE SCIENTIFIC Ice Trays Without Lid, 4 L Capacity
- SPEC Standard Compression Springs, Stainless Steel, 1/8 Inch Outside Dia.

























































