The Washer,shouldered, cataloged under National Stock Number 5310-01-088-0308, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-088-0308 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | LP-410,TY 6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Material Thickness | 0.031 INCHES NOMINAL IN |
| Shoulder Diameter | 0.250 INCHES NOMINAL IN |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL |
| Hole Diameter | 0.191 INCHES MINIMUM AND 0.201 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 |
|---|---|
| 5607-98 | 3/2 Design control — primary reference U.S. Government activity |
| 0N507765 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-088-0308 is a Washer,shouldered, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-088-0308: Shoulder Height: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material Document and Classification: LP-410,TY 6/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.312 INCHES NOMINAL IN. 8 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.