Part Details | GROOVE PULLEY
3020-00-122-4379 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: 2L839, 2L0839, 3020-00-122-4379, 00-122-4379, 3020001224379, 001224379
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | OCT 30, 1968 | 00-122-4379 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
WEBBED OR SPOKED
Cross Reference | NSN 3020-00-122-4379
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2L839 | 11083 | CATERPILLAR INC.DBA CATERPILLAR |
| 2L0839 | 11083 | CATERPILLAR INC.DBA CATERPILLAR |
Technical Data | NSN 3020-00-122-4379
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| OUTSIDE DIAMETER | 7.000 INCHES NOMINAL |
| OVERALL LENGTH | 3.312 INCHES NOMINAL |
| PITCH DIAMETER | 6.750 INCHES NOMINAL |
| FACE WIDTH | 2.250 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | BBZ3.750 INCHES NOMINAL AND BCA4.250 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ0.875 INCHES NOMINAL AND BCA0.187 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 | STEEL OVERALL |
| GROOVE SHAPE | V |
| GROOVE QUANTITY | 2 |
| GROOVE DEPTH | 0.937 INCHES NOMINAL |
| GROOVE WIDTH | 0.875 INCHES NOMINAL |
| V GROOVE ANGLE IN DEG | 34.0 |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 2.187 INCHES NOMINAL |
| BORE LENGTH | 3.312 INCHES NOMINAL |
| COUNTERBORE FEATURE | INCLUDED |
| COUNTERBORE LOCATION | AA END |
| COUNTERBORE DIAMETER | 2.437 INCHES NOMINAL |
| COUNTERBORE DEPTH | 0.125 INCHES NOMINAL |
| KEYING FACILITY | NOT INCLUDED |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | RETAINING RING |
| SECURING LOCATION | AA END |