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Martin 140BTB21 Taper-Lock sprocket for #140 roller chain (1-3/4" pitch) with 21 teeth. Steel construction with 12.660" outside diameter. Requires 3020 series taper bushing (sold separately). Designed for heavy-duty power transmission drives.
MODEL 140BTB21
Contact supplier for technical support on: 323-728-8117
$591.81 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Material
Steel
Number Of Teeth
21
Outside Dia
12.660"
Pitch
1.750 in.
| Material | Steel | Hub Configuration | B |
|---|---|---|---|
| Chain Number | 140 | Hub Outside Diameter | 5.250 in. |
| Chain Pitch | 1.750 in. | Hub Recessed For Chain | No |
| Number of Chain Rows | 1 | Construction Detail | Welded |
| Number of Teeth | 21 | Bore Type | Bushed TB |
| Outside Diameter | 12.660 in. | Bushing Part Number | 3020 |
| Pitch Diameter | 11.742 in. | Bushing Min Bore Size | 0.938 in. |
| Single Strand Tooth Thickness | 0.924 in. | Bushing Max Bore Size | 3.000 in. |
| Hardened Teeth | No |
| Storage Dimension Length | 12.660 in. | Weight | 24.00 lbs. |
|---|---|---|---|
| Storage Dimension Width | 12.660 in. | Individually Packaged | No |
| Storage Dimension Height | 2.000 in. |
#259342
Brand
Martin Sprocket
Model
140A13
#259344
Brand
Martin Sprocket
Model
140A15
#259340
Brand
Martin Sprocket
Model
140A11
#2265731
Brand
HKK Chain
Model
140R10
#259386
Brand
Martin Sprocket
Model
140BTB21
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Item must be unused.
Item must be in it's original package.
Restocking, shipping and handling fees may apply to any return with this manufacturer.
For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/