The Washer,recessed, cataloged under National Stock Number 5310-00-877-5439, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-877-5439 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Style Designator | RECESSED |
| Outside Diameter | 0.505 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN |
| Recess Depth | 0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Material Thickness | 0.130 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Hole Diameter | 0.252 INCHES MINIMUM AND 0.260 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 |
|---|---|
| CVC772E4 | 5/2 Secondary reference U.S. Government activity |
| 202-16200E4 | 3/9 Design control — primary reference U.S. Government activity |
| 200767-1 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5310-00-877-5439 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-877-5439: Overall Height: 0.221 INCHES NOMINAL IN; Style Designator: RECESSED; Outside Diameter: 0.505 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN; Recess Depth: 0.153 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN. 6 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.