AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Stem Support Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-544-2534 (015442534) |
| NCB Code | USA (01) |
| Manufacturer | National Instruments Corporation, Electric Boat Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 845-7108793 ITEM 42L1 | national instruments corporation | stem support valve | RFQ |
| 2643-773-01 ITEM 42 | electric boat corporation | stem support valve | RFQ |
| 2643-773-01 ITEM 42L1 | national instruments corporation | stem support valve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ZZZY | Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| CRTL | Criticality Code Justification | ZZZY |
| MRC | Decoded Requirement | Clear Text Reply |
| AGAV | End Item Identification | VALVE, BALL 2.500 IPS SOC DIVERS AIR |
| Relevant Components for NSN - 4820-01-544-2534, 4820015442534 | ||||
| 4820-01-248-5022 (4820012485022) | 4820-01-511-3905 (4820015113905) | 4820-00-108-8528 (4820001088528) | 4820-01-613-0942 (4820016130942) | |
| 4820-00-319-7643 (4820003197643) | 4820-01-577-0941 (4820015770941) | 4820-01-262-2542 (4820012622542) | 4820-01-607-4294 (4820016074294) | |
| 4820-01-148-9327 (4820011489327) | 4820-01-292-9537 (4820012929537) | 4820-01-230-6363 (4820012306363) | 4820-01-151-4016 (4820011514016) | |
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