NSN 3020-01-057-7451
Part Details | GROOVE PULLEY
3020-01-057-7451 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: 76TE170184 PIECE 9, 76TE-1701-84 PIECE 9, 3020-01-057-7451, 01-057-7451, 3020010577451, 010577451
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | MAR 19, 1978 | 01-057-7451 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
WEBBED OR SPOKED
Cross Reference | NSN 3020-01-057-7451
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 76TE-1701-84 PIECE 9 | 81340 | UNITED STATES COAST GUARDDBA USCG SFLC |
Technical Data | NSN 3020-01-057-7451
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| OUTSIDE DIAMETER | 18.000 INCHES NOMINAL |
| OVERALL LENGTH | 28.000 INCHES NOMINAL |
| FACE WIDTH | 2.000 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | AHH9.000 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | AHH4.500 INCHES NOMINAL |
| DESIGN FORM | SPOKED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| LIGHTENING HOLE | INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| MATERIAL AND LOCATION | STB809AAB STEEL, ASTM A148 |
| GROOVE SHAPE | U |
| GROOVE QUANTITY | 1 |
| GROOVE DEPTH | 1.375 INCHES NOMINAL |
| GROOVE WIDTH | 1.250 INCHES NOMINAL |
| GROOVE RADIUS | 0.375 INCHES NOMINAL |
| BORE FEATURE | INCLUDED |
| BEARINGS | NOT INCLUDED |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 5.905 INCHES MINIMUM AND 5.907 INCHES MAXIMUM |
| BORE LENGTH | 2.812 INCHES NOMINAL |
| COUNTERBORE FEATURE | INCLUDED |
| COUNTERBORE LOCATION | BOTH ENDS |
| COUNTERBORE DIAMETER | 6.500 INCHES NOMINAL |
| COUNTERBORE DEPTH | 0.094 INCHES NOMINAL |
| KEYING FACILITY | NOT INCLUDED |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | D ANY ACCEPTABLE |
| SECURING LOCATION | BOTH ENDS |
| END ITEM IDENTIFICATION | 4 IN. PIN ONLY - MAIN CARGO BOOM ONBOARD 180 FT WLB COAST GUARD VESSELS |