The Washer,flat, cataloged under National Stock Number 5310-01-680-4617, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-680-4617 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2700, METHOD 1, TYPE 6,CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-T-9046,CLASS AB-1 MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.880 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Thickness | 0.082 INCHES MINIMUM AND 0.098 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 |
|---|---|
| NAS1149V1490R | 3/2 Design control — primary reference U.S. Government activity |
| J10007-21 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-680-4617 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-680-4617: Surface Treatment Document and Classification: AMS 2700, METHOD 1, TYPE 6,CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN; Material Document and Classification: MIL-T-9046,CLASS AB-1 MIL SPEC 1ST MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.