MARTIN SPROCKET & GR
41BTB21 ROLLER CHAIN SPROCKET ; TAPER BUSH SINGLE STRAND
Roller Chain Sprocket; 41 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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BOSTON GEAR
41B21-3/4 ROLLER CHAIN SPROCKET ; NON RETURNABLE STEEL SINGLE HUB
Roller Chain Sprocket; 3/4" Bore; 41 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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BOSTON GEAR
41B21-1 ROLLER CHAIN SPROCKET ; NON RETURNABLE STEEL SINGLE HUB
Roller Chain Sprocket; 1" Bore; 41 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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BOSTON GEAR
41B21 ROLLER CHAIN SPROCKET ; NON RETURNABLE STEEL SINGLE HUB
Roller Chain Sprocket; 41 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material
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MARTIN SPROCKET & GR
41BS21 1 ROLLER CHAIN SPROCKET ; 1/2" P 21T 1" BORE
Roller Chain Sprocket; 1" Bore; 41 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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