The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-00-080-1727, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-080-1727 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | DS30000,FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.040 INCHES NOMINAL IN |
| Heat Treatment | ANNEALED |
| Style Designator | SHOULDERED AND RECESSED |
| Material Document and Classification | AMS 5515 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.950 INCHES NOMINAL IN |
| Recess Depth | 0.040 INCHES NOMINAL IN |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Shoulder Diameter | 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN |
| Recess Diameter | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.198 INCHES MINIMUM AND 0.204 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 |
|---|---|
| 4P23106-103A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-080-1727 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-080-1727: Surface Treatment Document and Classification: DS30000,FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.040 INCHES NOMINAL IN; Heat Treatment: ANNEALED; Style Designator: SHOULDERED AND RECESSED. 13 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.