NSN 3020-01-485-7674
Part Details | MATCHED WORM AND WORM WHEEL GEAR SET
3020-01-485-7674 A grouping of one or more GEAR, WORM and GEAR, WORM WHEEL and/or GEARSHAFT, WORM WHEEL which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically desired function.
Alternate Parts: 2643840074,8, 2643-840-07-4,8, 84573835964,8, 845-7383596-4,8, 7383596, 3020-01-485-7674, 01-485-7674, 3020014857674, 014857674
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JUN 06, 2001 | 01-485-7674 | 21972 ( GEAR SET, WORM AND WORM WHEEL, MATCHED ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3020-01-485-7674
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2643-840-07-4,8 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-7383596-4,8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 7383596 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 3020-01-485-7674
| Characteristic | Specifications |
|---|---|
| COMPONENT QUANTITY | 2 |
| NONSUPPLY ITEMS AND QUANTITIES | ONE EACH WORM GEAR P/N 845-7383596-4,8 AND WORM SHAFT P/N 845-7383596-8. |
| SPECIAL FEATURES | NHA, 2.500 BALL VALVE; PARTS TO MESH SMOOTH AND FREE ON 3.500 IN TO 3.503 IN CENTERS WITH 0.003 IN TO 0.010 IN BACKLASH. |
| SUPPLEMENTARY FEATURES | BEARING SURFACES AND TEETH ARE TO BE COATED WITH GREASE EBPN 211054471 PER A-A-50433; P/N 845-07383596-8 TO BE ROUGH MACHINED IN THE ANNEALED CONDITION THEN HEAT TREATED TO OBTAIN A ROCKWELL HARDNESS OF C38-44 BEFORE FINAL MACHINING. |
| FUNCTIONAL DESCRIPTION | OPERATES NHA, 2.500 BALL VALVE |
| UNIT PACKAGE QUANTITY | 2 |