The Washer,lock, cataloged under National Stock Number 5310-01-508-7995, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-508-7995 |
| Primary Part Number | 93016B4306 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Gorman-Rupp Company Div Gorman-Rupp |
| Status | ACTIVE |
| Supplementary Features | MATERIAL IS SPRING STEEL |
| Hardness Rating | 41.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 16.0 MILLIMETERS NOMINAL MM |
| Material Thickness | 2.5 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Hole Diameter | 10.2 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 93016B4306 PRIMARY | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
| Reference | Meaning |
|---|---|
| BY DESCRIPTION | 5/1 Secondary reference Nsk Industries Inc |
| 93016B4306 | D/9 Drawing number reference only Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| BY DESCRIPTION | 5/1 Secondary reference J. T. D. Stamping Co Inc |
NSN 5310-01-508-7995 is a Washer,lock, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-508-7995 has 1 manufacturer part number on file: 93016B4306 (The Gorman-Rupp Company Div Gorman-Rupp).
Key specifications for 93016B4306: Supplementary Features: MATERIAL IS SPRING STEEL; Hardness Rating: 41.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 16.0 MILLIMETERS NOMINAL MM. 7 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.