The Washer,shouldered, cataloged under National Stock Number 5310-01-408-8577, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-408-8577 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Style Designator | SHOULDERED |
| Outside Diameter | 0.432 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.216 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Hole Diameter | 0.171 INCHES MINIMUM AND 0.181 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 |
|---|---|
| 10122301 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2640-21650-N171 | 7/2 Vendor item drawing reference Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware |
| 2640-21650-N171 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| 2037AS939-05 | 3/9 Design control — primary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5310-01-408-8577 is a Washer,shouldered, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-408-8577: Style Designator: SHOULDERED; Outside Diameter: 0.432 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN; Shoulder Diameter: 0.216 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN; Material: PLASTIC POLYAMIDE NYLON OVERALL. 5 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.