The Washer,lock, cataloged under National Stock Number 5310-01-067-7047, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-067-7047 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM40.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.661 INCHES MINIMUM1.661 INCHES MINIMUM IN |
| Material Thickness | 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN |
| Minimum Tensile Strength | 155000 POUNDS PER SQUARE INCH155000 POUNDS PER SQUARE INCH LBS |
| Material | NICKEL ALLOY A OVERALL |
| Hole Diameter | 1.017 INCHES MINIMUM AND 1.017 INCHES MINIMUM AND 1.042 INCHES MAXIMUM1.042 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2113414 PIECE 14 | 3/9 Design control — primary reference Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance |
NSN 5310-01-067-7047 is a Washer,lock, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-067-7047: Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM40.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.661 INCHES MINIMUM1.661 INCHES MINIMUM IN. 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.