AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Pistonvalve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-333-1253 (003331253) |
| NCB Code | USA (00) |
| Manufacturer | Westinghouse Electric Corp, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 8863 | westinghouse electric corp | pistonvalve | RFQ |
| D15-439JPC345 | northrop grumman systems corporation | pistonvalve | RFQ |
| D15-439PPC345 | westinghouse electric corp | pistonvalve | RFQ |
| D15-439NPC345 | northrop grumman systems corporation | pistonvalve | RFQ |
| 8863 | northrop grumman systems corporation | pistonvalve | RFQ |
| D15-439NPC345 | westinghouse electric corp | pistonvalve | RFQ |
| D15-439JPC345 | westinghouse electric corp | pistonvalve | RFQ |
| D15-439BPC345 | northrop grumman systems corporation | pistonvalve | RFQ |
| D15-439BPC345 | westinghouse electric corp | pistonvalve | RFQ |
| D15-439PPC345 | northrop grumman systems corporation | pistonvalve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| FEAT | SPECIAL FEATURES | STEEL; 3.375 IN. O/A LG; CENTER DRILL COUNTERSINK 0.031 IN. DP; 6 GROOVES |
| Relevant Components for NSN - 4820-00-333-1253, 4820003331253 | ||||
| 4820-01-355-0373 (4820013550373) | 4820-01-596-5537 (4820015965537) | 4820-01-428-4292 (4820014284292) | 4820-01-572-3577 (4820015723577) | |
| 4820-01-535-9663 (4820015359663) | 4820-01-278-9880 (4820012789880) | 4820-01-412-2051 (4820014122051) | 4820-12-365-1402 (4820123651402) | |
| 4810-12-380-1387 (4810123801387) | 4820-01-492-3226 (4820014923226) | 4820-01-299-0262 (4820012990262) | 4820-01-263-0040 (4820012630040) | |
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