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National Stock Number: 4820-01-617-9790
Federal Supply Class: 4820
National Item Identification Number: 016179790
Description: NRP,VENT VALVE,BALL
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Manufacturer Information:
| 563-7066807-A4 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H552-0602-A4 | 96169 | ELECTRIC BOAT CORPORATION |
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