NSN 3020-00-640-2902
Part Details | GROOVE PULLEY
3020-00-640-2902 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: 927561, 92756-1, 4000511, 400051-1, 3020-00-640-2902, 00-640-2902, 3020006402902, 006402902
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1963 | 00-640-2902 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
WEBBED OR SPOKED
Cross Reference | NSN 3020-00-640-2902
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 92756-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFTDIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
| 400051-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFTDIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
Technical Data | NSN 3020-00-640-2902
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| OUTSIDE DIAMETER | 14.875 INCHES NOMINAL |
| OVERALL LENGTH | 2.500 INCHES NOMINAL |
| FACE WIDTH | 1.625 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 | ST3810AAB STEEL, MIL-S-6758, COND N |
| GROOVE SHAPE | U |
| GROOVE QUANTITY | 1 |
| GROOVE DEPTH | 0.875 INCHES NOMINAL |
| GROOVE WIDTH | 1.188 INCHES NOMINAL |
| GROOVE RADIUS | 0.484 INCHES NOMINAL |
| BORE FEATURE | INCLUDED |
| BEARINGS | INCLUDED |
| BEARING TYPE | G ANY ACCEPTABLE |
| BEARING QUANTITY | 2 |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 1.741 INCHES MINIMUM AND 1.743 INCHES MAXIMUM |
| BORE LENGTH | 2.500 INCHES NOMINAL |
| COUNTERBORE FEATURE | NOT INCLUDED |
| KEYING FACILITY | NOT INCLUDED |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | AHH3.750 INCHES NOMINAL |
| FIRST STEP LENGTH AND LOCATION | AHH0.188 INCHES NOMINAL |
| SECOND STEP LENGTH AND LOCATION | AHH0.250 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | AHH3.375 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | AHH0.438 INCHES NOMINAL |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | DRILLED HOLE |
| SECURING HOLE QUANTITY | 2 |
| HOLE LOCATION | LOCATED THROUGH WEBBING |
| BOLT CIRCLE DIAMETER | 8.500 INCHES NOMINAL |
| DRILLED HOLE DIAMETER | 1.125 INCHES NOMINAL |