The Nut,plain,round, cataloged under National Stock Number 5310-01-498-0320, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-498-0320 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-1222 MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 1.000 INCHES IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| 820-2177521 PIECE 26 | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MIL-S-1222 | 5/9 Secondary reference U.S. Government activity |
| A-37454-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-498-0320 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-498-0320: Material Document and Classification: MIL-S-1222 MIL SPEC 1ST MATERIAL RESPONSE OVERALL; Nominal Thread Size: 1.000 INCHES IN; Material: STEEL OVERALL. 3 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.