AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Tube Upper |
| Federal Supply Group (FSG) | Plumbing Heating and Sanitation Equipment |
| Federal Supply Class (FSC) | 4540 Waste Disposal Equipment |
| National Item Identification Number (NIIN) | 01-220-2159 (012202159) |
| NCB Code | USA (01) |
| Manufacturer | Electric Boat Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| SSN637-505-2143926-PIECE-1 | electric boat corporation | tube upper | RFQ |
| 77656-31X8 PIECE 1 | electric boat corporation | tube upper | RFQ |
| SSN637-505-2143926-PIECE-1L1 | electric boat corporation | tube upper | RFQ |
| 77656-31X8-PIECE-1L1 | electric boat corporation | tube upper | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ZZZY | Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRTL | Criticality Code Justification | ZZZY |
| Relevant Components for NSN - 4540-01-220-2159, 4540012202159 | ||||
| 4540-01-087-4500 (4540010874500) | 4530-00-383-5692 (4530003835692) | 4510-01-599-5875 (4510015995875) | 4510-01-232-1309 (4510012321309) | |
| 4540-01-454-2986 (4540014542986) | 4520-01-373-5449 (4520013735449) | 4520-01-447-6149 (4520014476149) | 4520-01-370-4827 (4520013704827) | |
| 4520-01-257-8613 (4520012578613) | 4520-00-273-1275 (4520002731275) | 4510-01-484-5483 (4510014845483) | 4540-01-389-2140 (4540013892140) | |
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