The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-896-6731, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-896-6731 |
| Primary Part Number | P2499-584 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Width Across Flats | 0.542 INCHES NOMINAL IN |
| Thread Series | UNF |
| Material Document and Classification | ASTM A582,TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 303 OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| P2499-584 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
NSN 5310-00-896-6731 is a Nut,plain,hexagon, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-896-6731 has 1 manufacturer part number on file: P2499-584 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for P2499-584: Width Across Flats: 0.542 INCHES NOMINAL IN; Thread Series: UNF; Material Document and Classification: ASTM A582,TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 11 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.