Martin 40BS18 1 Bored-to-Size Type BS Single Pitch Roller Chain Sprocket With Keyway, 1 in Dia Bore, 3.136 in OD, #40 Chain, 18 Teeth, 1/2 in Pitch, Steel

40BS18X1-MAR MFG #: 40BS18 1
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Martin 40BS18 1 Bored-to-Size Type BS Single Pitch Roller Chain Sprocket With Keyway, 1 in Dia Bore, 3.136 in OD, #40 Chain, 18 Teeth, 1/2 in Pitch, Steel
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Martin Single Pitch Roller Chain Sprocket, Bored-to-Size Type BS, 1 in Bore Dia, 3.136 in Outside Dia, #40 Chain, 18 Teeth, 1/2 in Pitch, 2.879 in, 2.313 in Hub Dia, 5/16-18 x 5/16 in Screw, 1/4 x 1/8 in Keyway, 1 in Length Through Bore, Steel
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  • Keyway is on center line of tooth
  • Stock finished bores
  • Non-hardened teeth
Keyway is on center line of tooth
Stock finished bores
Non-hardened teeth