D12B21 72MM NKW
Description
MARTIN SPROCKET & GR D12B21 72MM NKW
Part # D12B21 72MM NKW
BDI # 23938991
Features
Chain Pitch - Inch:
0.75
Chain Size:
12B-2
Chain Pitch - Millimeter:
19.05
Pitch Diameter - Inch:
5.032
Inch - Metric:
Metric
Material:
Steel
Outside Diameter - Inch:
5.426
Other Features:
Duplex Type
Pitch Diameter - Millimeter:
127.82
Mounting Method:
Finished Bore
Features
Chain Pitch - Inch:
0.75
Chain Size:
12B-2
Pitch Diameter - Inch:
14.33
Inch - Metric:
Metric
Material:
Steel
Outside Diameter - Inch:
14.761
Other Features:
Duplex Type
Global Part Number GPN:
570817
Pitch Diameter - Millimeter:
363.99
Mounting Method:
Rough Bore
D12C27 PER DWG 40Y147B
Description
D12C27 PER DWG 40Y147B SPROCKET ; METRIC ROLLERCHAIN SPROCKET 0.75IN PITCH
Part # D12C27 PER DWG 40Y147B
BDI # 21515978
Features
Chain Pitch - Inch:
0.75
Chain Size:
12B-2
Chain Pitch - Millimeter:
19.05
Pitch Diameter - Inch:
6.46
Inch - Metric:
Metric
Material:
Steel
Outside Diameter - Inch:
6.867
Other Features:
Duplex Type
Pitch Diameter - Millimeter:
164.09
Mounting Method:
Rough Bore
D12CTB42
Description
D12CTB42 ROLLER CHAIN SPROCKET ; TB METRIC SNG AND DBL
Part # D12CTB42
BDI # 607388
Features
Chain Pitch - Inch:
0.75
Chain Size:
12B-2
Pitch Diameter - Inch:
10.036
Inch - Metric:
Metric
Material:
Steel
Outside Diameter - Inch:
10.458
Other Features:
Bushing Sold Separately | Bushing Not Included | Duplex Type | Taper Lock Bushing
Global Part Number GPN:
570202
Pitch Diameter - Millimeter:
254.92
Mounting Method:
Bushed
Features
Chain Pitch - Inch:
0.75
Chain Size:
12B-2
Pitch Diameter - Inch:
6.937
Inch - Metric:
Metric
Material:
Steel
Outside Diameter - Inch:
7.346
Other Features:
Duplex Type
Global Part Number GPN:
569029
Pitch Diameter - Millimeter:
176.19
Mounting Method:
Rough Bore





