The Washer,flat, cataloged under National Stock Number 5310-01-191-7514, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-191-7514 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 2ND MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 3RD MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 4TH MATERIAL RESPONSE OR MIL-S-6721 FED SPEC 5TH MATERIAL RESPONSE AND MIL-S-6721 FED SPEC ALL MATERIAL RESPONSES AND MIL-S-6721 FED SPEC 6TH MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.880 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Thickness | 0.016 INCHES MINIMUM AND 0.032 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 |
|---|---|
| AN960XC1416L | 5/9 Secondary reference U.S. Government activity |
| 15261000 ITEM NO 43 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| NAS1149C1432B | 3/2 Design control — primary reference U.S. Government activity |
| 15261000-105 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-191-7514 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-191-7514: Surface Treatment Document and Classification: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 1.495 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 2ND MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 3RD MATERIAL RESPONSE AND MIL-S-5059 FED SPEC 4TH MATERIAL RESPONSE OR MIL-S-6721 FED SPEC 5TH MATERIAL RESPONSE AND MIL-S-6721 FED SPEC ALL MATERIAL RESPONSES AND MIL-S-6721 FED SPEC 6TH MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 11 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.