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National Stock Number:
3020-01-485-7674
Federal Supply Class:
3020
National Item Identification Number:
014857674
Description:
GEAR SET,WORM AND WORM WHEEL,MAT
Detail:
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.
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Manufacturer Information:
| 2643-840-07-4,8 | 96169 | ELECTRIC BOAT CORPORATION | | 7383596 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-7383596-4,8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| COMPONENT QUANTITY | 2 | | FUNCTIONAL DESCRIPTION | OPERATES NHA, 2.500 BALL VALVE | | 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. | | UNIT PACKAGE QUANTITY | 2 |
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