The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-369-8655, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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 | 5310-01-369-8655 |
| Primary Part Number | 803-6397269 PIECE 104 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 9 |
| Material | STEEL CORROSION RESISTING OVERALL EXCEPT INSERT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| 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 |
|---|---|
| L79NTU-1409 | Greer Stop Nut, Inc. (USA) |
| 803-6397269 PIECE 104 PRIMARY | Naval Sea Systems Command (USA) |
| 0034 2244 | Blackwood J. Blackwood & Son Pty Ltd (AUS) |
NSN 5310-01-369-8655 is a Nut,self-Locking,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-369-8655 has 3 manufacturer part numbers on file: L79NTU-1409 (Greer Stop Nut, Inc.), 803-6397269 PIECE 104 (Naval Sea Systems Command), 0034 2244 (Blackwood J. Blackwood & Son Pty Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-581-5464. Verify interchangeability with system specifications before substitution.
Key specifications for 803-6397269 PIECE 104: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.875 INCHES IN; Nut Style: HEXAGON. 8 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.