NSN 3020-00-171-1961
Part Details | GROOVE PULLEY
3020-00-171-1961 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: 6535512142101, 65355-12142-101, 3020-00-171-1961, 00-171-1961, 3020001711961, 001711961
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | AUG 27, 1972 | 00-171-1961 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3020-00-171-1961
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 65355-12142-101 | 78286 | SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY |
Technical Data | NSN 3020-00-171-1961
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 5.200 INCHES NOMINAL |
| PITCH DIAMETER | 4.490 INCHES NOMINAL |
| FACE WIDTH | 1.500 INCHES NOMINAL |
| DESIGN FORM | PLAIN |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| MATERIAL AND LOCATION | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351 OVERALL |
| GROOVE SHAPE | V |
| GROOVE QUANTITY | 3 |
| GROOVE DEPTH | 0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| GROOVE WIDTH | 0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM |
| V GROOVE ANGLE IN DEG | 38.0 |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 2.750 INCHES MINIMUM AND 2.754 INCHES MAXIMUM |
| BORE LENGTH | 1.500 INCHES NOMINAL |
| COUNTERBORE FEATURE | NOT INCLUDED |
| KEYING FACILITY | NOT INCLUDED |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | DRILLED HOLE |
| SECURING LOCATION | PULLEY SURFACE |
| SECURING HOLE QUANTITY | 4 |
| HOLE LOCATION | LOCATED ON PULLEY SURFACE 90 DEGREES APART |
| BOLT CIRCLE DIAMETER | 3.437 INCHES NOMINAL |
| DRILLED HOLE DIAMETER | 0.281 INCHES NOMINAL |
