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9 Items found

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Current selections:
Contracted Prices
Number of Teeth: 21
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chain size
mounting method
mm in bore
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40BTB21

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40BTB21

Description
40BTB21 ROLLER CHAIN SPROCKET ; 1/2" 21T BORE FOR 1610 BUSHING

MARTIN SPROCKET & GR

Part # 40BTB21

BDI # 620124

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Pitch Diameter - Inch: 3.355
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 3.618
Other Features: Taper Lock Bushing
Global Part Number GPN: 32056
Pitch Diameter - Millimeter: 85.21
Mounting Method: Bushed

Price Inventory : Available to order
QTY
50BS21 1

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50BS21 1

Description
50BS21 1 ROLLER CHAIN SPROCKET ; 5/8" P 21T 1" BORE

MARTIN SPROCKET & GR

Part # 50BS21 1

BDI # 621415

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 4.194
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.522
Other Features: With 2 Set Screw
Global Part Number GPN: 33195
Pitch Diameter - Millimeter: 106.52
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
40B21

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40B21

Description
40B21 ROLLER CHAIN SPROCKET ; 1/2" P 21T 5/8" MIN PLAIN BORE

MARTIN SPROCKET & GR

Part # 40B21

BDI # 620178

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Pitch Diameter - Inch: 3.355
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 3.618
Global Part Number GPN: 36150
Pitch Diameter - Millimeter: 85.21
Mounting Method: Rough Bore

Price Inventory : Available to order
QTY
50BS21 3/4

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50BS21 3/4

Description
50BS21 3/4 ROLLER CHAIN SPROCKET ; 5/8" P 21T 3/4" BORE

MARTIN SPROCKET & GR

Part # 50BS21 3/4

BDI # 621422

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 4.194
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.522
Other Features: With 2 Set Screw
Global Part Number GPN: 32739
Pitch Diameter - Millimeter: 106.52
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
50BS21 7/8

COMPARE

50BS21 7/8

Description
50BS21 7/8 ROLLER CHAIN SPROCKET ; 5/8" P 21T 7/8" BORE

MARTIN SPROCKET & GR

Part # 50BS21 7/8

BDI # 621423

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 4.194
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.522
Other Features: With 2 Set Screw
Global Part Number GPN: 32939
Pitch Diameter - Millimeter: 106.52
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY

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