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Martin 4012 3/4 coupling hub half for roller chain couplings. Compatible with #40 chain (1/2" pitch), 12 teeth, 3/4" bore, steel construction. Used with a mating hub half and chain to form a complete roller chain coupling.
MODEL 4012 3/4
Contact supplier for technical support on: 323-728-8117
$29.45 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Material
Steel
Number Of Teeth
12
Outside Dia
2.000"
Pitch
40.000 in.
| Material | Steel | Bore Type | Bored To Size |
|---|---|---|---|
| Coupling Size | 40 | Finished Bore Size | 0.750 in. |
| Chain Pitch | 40.000 in. | Key Way Size | 3/16 X 3/32 in. |
| Number of Teeth | 12 | Set Screw Size | 1/4-20X1/4 in. |
| Pitch Diameter | 1.932 in. | Set Screw Location | 1 Over Keyway |
| Outside Diameter | 2.000 in. | Number of Set Screws | 1 |
| Hub Outside Diameter | 1.406 in. | Min Bore Size | 0.750 in. |
| Length Thru Bore | 1.125 in. | Max Bore Size | 0.875 in. |
| Hardened Teeth | Yes | ||
| Storage Dimension Width | 2.125 in. | Individually Packaged | Boxed |
| Storage Dimension Height | 1.190 in. |
| Brand | MagPowr |
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| Brand | Electra/Grove Gear |
| Model | P7472029.B1 |
| Brand | SMC |
| Model | AR20-N02-Z-A-X406 |
| Brand | Sterling Electric |
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| Brand | Koyo Bearing |
| Model | K22X26X10H |
| Brand | Consolidated Bearings |
| Model | 50 X 70 X 10 MM |
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/