The Nut,self-Locking,round, cataloged under National Stock Number 5310-01-057-2844, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Portland Valve Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-057-2844 |
| Primary Part Number | V7690PC7 |
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Material Document and Classification | QQ-P-330,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Style | ROUND |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| V7690PC7 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| V7690PC7 | 5/9 Secondary reference Tyco Fire Products Lp |
| V3076 | 5/9 Secondary reference Tyco Fire Products Lp |
| V3076 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-01-057-2844 is a Nut,self-Locking,round, manufactured by Portland Valve Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-057-2844 has 1 manufacturer part number on file: V7690PC7 (Portland Valve Llc).
Key specifications for V7690PC7: Material Document and Classification: QQ-P-330,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Locking Feature: PREVAILING TORQUE ALL METAL DESIGN; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Nut Style: ROUND. 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.