The Washer,lock, cataloged under National Stock Number 5310-00-375-9338, 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8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-375-9338 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 0.691 INCHES NOMINAL IN |
| Material Thickness | 0.115 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OVERALL |
| Hole Diameter | 0.382 INCHES MINIMUM AND 0.393 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 |
|---|---|
| 34847S8 | 5/9 Secondary reference Ford Motor Company |
| 34847S8 | 3/9 Design control — primary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 5310-00-375-9338 is a Washer,lock, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-375-9338: Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL; Outside Diameter: 0.691 INCHES NOMINAL 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.