The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-551-4591, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Everllence Usa Inc.. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-551-4591 |
| Primary Part Number | 84OA328P25 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Everllence Usa Inc. |
| Status | ACTIVE |
| Criticality Code Justification | FEAT AND AGAV |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 84OA328P25 | Viking Incorporated Dba Viking Inc (USA) |
| 84OA328P25 PRIMARY | Everllence Usa Inc. (USA) |
NSN 5310-01-551-4591 is a Nut,self-Locking,hexagon, manufactured by Everllence Usa Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-551-4591 has 2 manufacturer part numbers on file: 84OA328P25 (Viking Incorporated Dba Viking Inc), 84OA328P25 (Everllence Usa Inc.).
Key specifications for 84OA328P25: Criticality Code Justification: FEAT AND AGAV; Special Features: THIS NSN IS FOR A PART FOR THE PAXMAN DIESEL ENGINE, VALENTA MODEL PART NUMBER 16RP200M NSN 2815-99-739-3939 USED ON NAVY PC CLASS OF SHIPS AND COAST GUARD ISLAND CLASS PATROL CRAFT; Part Name Assigned by Controlling Agency: NUT, LOCK, BRASS; End Item Identification: PAXMAN DIESEL ENGINE. 2 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.