The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-326-9493, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-326-9493 |
| Primary Part Number | 16-01592-004 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Thread Series | UNS |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Height | 0.062 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 36 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 16-01592-004 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 40002-18-0331 | 5/2 Secondary reference U.S. Government activity |
| 2098-3247-00 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-326-9493 is a Nut,plain,hexagon, manufactured by Raytheon Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-326-9493 has 1 manufacturer part number on file: 16-01592-004 (Raytheon Company).
Key specifications for 16-01592-004: Width Across Flats: 0.312 INCHES NOMINAL IN; Thread Series: UNS; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN. 7 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.