The Washer,shouldered, cataloged under National Stock Number 5310-00-151-8999, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Kelly Manufacturing Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-151-8999 |
| Primary Part Number | C62402 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Kelly Manufacturing Company |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES ALL SURFACES |
| Shoulder Height | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Heat Treatment | AS FABRICATED |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-S-637 COND CF FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.605 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Material Thickness | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Material | STEEL COMP 1213 OVERALL |
| Hole Diameter | 0.251 INCHES MINIMUM AND 0.252 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 |
| Part Number | Manufacturer |
|---|---|
| C62402 PRIMARY | Kelly Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| C62402 | 5/9 Secondary reference Allen R C Co Inc Cash Register Div |
NSN 5310-00-151-8999 is a Washer,shouldered, manufactured by Kelly Manufacturing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-151-8999 has 1 manufacturer part number on file: C62402 (Kelly Manufacturing Company).
Key specifications for C62402: Surface Finish: 32.0 MICROINCHES ALL SURFACES; Shoulder Height: 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Heat Treatment: AS FABRICATED; Style Designator: SHOULDERED. 10 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.