MARTIN SPROCKET & GR
40BS21 3/4 ROLLER CHAIN SPROCKET ; 1/2" P 21T 3/4" BORE
Roller Chain Sprocket; 3/4" Bore; 40 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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MARTIN SPROCKET & GR
40BTB21H ROLLER CHAIN SPROCKET ; 1/2" 21T HT BORE FOR 1610 BUSHING
Roller Chain Sprocket; 40 Chain; 21 Teeth; 1 Row of Teeth; 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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REXNORD
NS8500-21T 1-1/4 KW / SS SPROCKET ; 614-237-3 MOLDED SPLIT
Conveying Chain Sprocket; 31.75" Bore; 8503 | 8505 | 8506 | 8507; 19.05" Pitch; 21 Teeth; 5.12" Outside Diameter; 5.079" Pitch Diameter; C-Hub Both Sides; Finished Bore; Round; Straight Running | Back Flexing; Thermoplastic
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MARTIN SPROCKET & GR
50BTB21H ROLLER CHAIN SPROCKET ; 5/8" P 21T HT BORE FOR 1610 BUSHING
Roller Chain Sprocket; 50 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 4.522" Outside Diameter; 4.194" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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MARTIN SPROCKET & GR
50BS21 1 ROLLER CHAIN SPROCKET ; 5/8" P 21T 1" BORE
Roller Chain Sprocket; 1" Bore; 50 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 4.522" Outside Diameter; 4.194" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
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