The Washer,flat, cataloged under National Stock Number 5310-01-439-5932, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-439-5932 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541, CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Color | YELLOW OVERALL |
| Surface Treatment | PAINT OVERALL |
| Peripheral Shape Style | DEE |
| Width | 0.553 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.161 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN |
| Thickness | 0.083 INCHES MINIMUM AND 0.103 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 |
|---|---|
| 60093103 | C/1 Advisory reference — outside the item-of-supply concept Global Associates Ltd Signal Processing Systems |
| 60093103 | 3/9 Design control — primary reference Henley Marine, Inc |
| PL600371 ITEM 206 | C/1 Advisory reference — outside the item-of-supply concept Rafu Shimpo, the Dba L a Japanese Daily News |
| PL600371 ITEM 206 | 5/9 Secondary reference Henley Marine, Inc |
NSN 5310-01-439-5932 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-439-5932: Surface Treatment Document and Classification: MIL-C-5541, CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 12 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.