The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-072-1069, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Autek Systems Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-072-1069 |
| Primary Part Number | 290-403 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Autek Systems Corp |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.138 INCHES IN |
| Nut Style | HEXAGON |
| Thread Quantity Per Inch | 32 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-072-1069 is a Nut,plain,hexagon, manufactured by Autek Systems Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-072-1069 has 2 manufacturer part numbers on file: 290-403 (Autek Systems Corp), A500B0600 (Allmetal Screw Products Corp).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-466-3984, 3040-01-507-1810. Verify interchangeability with system specifications before substitution.
Key specifications for 290-403: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.138 INCHES IN; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Nut Style: HEXAGON. 4 specifications are 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.