The Nut Hex Flange,airc, cataloged under National Stock Number 5310-01-491-5340, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Halp Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-491-5340 |
| Primary Part Number | 36879203 |
| Item Name | Nut Hex Flange,airc |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Halp Inc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 36879203 PRIMARY | Halp Inc (USA) |
NSN 5310-01-491-5340 is a Nut Hex Flange,airc, manufactured by Halp Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-491-5340 has 1 manufacturer part number on file: 36879203 (Halp Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-501-1398. Verify interchangeability with system specifications before substitution.
Key specifications for 36879203: Criticality Code Justification: AGAV; Special Features: NEXT HIGHER ASSY IS NSN 4310-01-481-7772; COMPRESSOR UNIT, RECIPROCATING; Part Name Assigned by Controlling Agency: INAVY: NUT HEX FLANGE, AIRCRAFT; End Item Identification: SPECIAL AIRCRAFT AND ENGINE TOOL AND SUPPORT EQUIPMENT/PARTS (AIR COMPRESSOR). 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.