The Washer,flat, cataloged under National Stock Number 5310-00-515-8241, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-515-8241 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Overall Diameter | 1.312 INCHES NOMINAL IN |
| Material Document and Classification | AMS6355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 8630 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.782 INCHES MINIMUM AND 0.784 INCHES MAXIMUM IN |
| Thickness | 0.056 INCHES MINIMUM AND 0.068 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 |
|---|---|
| 10-79977 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
| 10-79977 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
| 10-79977 | 5/9 Secondary reference Continental Aerospace Technologies, Inc. |
| 10-79977 | 5/9 Secondary reference Unison Industries Llc |
NSN 5310-00-515-8241 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-515-8241: Overall Diameter: 1.312 INCHES NOMINAL IN; Material Document and Classification: AMS6355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: CADMIUM OVERALL. 9 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.