NSN 3020-00-771-3902
Part Details | GROOVE PULLEY
3020-00-771-3902 A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.
Alternate Parts: 7713902, 3020-00-771-3902, 00-771-3902, 3020007713902, 007713902
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1962 | 00-771-3902 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
WEBBED OR SPOKED
Cross Reference | NSN 3020-00-771-3902
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7713902 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 3020-00-771-3902
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| OUTSIDE DIAMETER | 4.125 INCHES NOMINAL |
| PITCH DIAMETER | 2.375 INCHES NOMINAL |
| FACE WIDTH | 1.0625 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | AHH1.250 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ0.0635 INCHES NOMINAL AND BCA0.031 INCHES NOMINAL |
| DESIGN FORM | WEBBED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| MATERIAL AND LOCATION | FE0002AAB IRON, CAST, QQ-I-652, CLASS 25 |
| GROOVE SHAPE | V |
| GROOVE QUANTITY | 1 |
| GROOVE DEPTH | 0.875 INCHES NOMINAL |
| GROOVE WIDTH | 0.812 INCHES NOMINAL |
| V GROOVE ANGLE IN DEG | 34.0 |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| BORE LENGTH | 0.968 INCHES NOMINAL |
| COUNTERBORE FEATURE | NOT INCLUDED |
| KEYING FACILITY | INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEYWAY WIDTH | 0.157 INCHES MINIMUM AND 0.159 INCHES MAXIMUM |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.450 INCHES MINIMUM AND 0.455 INCHES MAXIMUM |
| SPLIT HUB FEATURE | NOT INCLUDED |