The Washer,recessed, cataloged under National Stock Number 5310-00-400-3363, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-400-3363 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES COUNTERBORE WALL |
| Surface Treatment Document and Classification | CVA TB 21M FINISH CODE NO. 6 FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | RECESSED |
| Material Document and Classification | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.440 INCHES NOMINAL IN |
| Recess Depth | 0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Material Thickness | 0.130 INCHES NOMINAL IN |
| Recess Diameter | 1.045 INCHES MINIMUM AND 1.057 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Hole Diameter | 0.875 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN |
| Recess Angle | 86.0 DEGREES MINIMUM AND 94.0 DEGREES MAXIMUM |
| 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 |
|---|---|
| CV15-901712-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-400-3363 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-400-3363: Surface Finish: 63.0 MICROINCHES COUNTERBORE WALL; Overall Height: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Surface Treatment Document and Classification: CVA TB 21M FINISH CODE NO. 6 FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Style Designator: RECESSED. 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.