The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-666-3107, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-666-3107 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| 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 |
|---|---|
| AEN12CA75000AF7A11 | 5/1 Secondary reference The American Society of Mechanical Engineers |
| 6350996 ITEM 12 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 1.75-5UNC-2B STL | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 5310-01-666-3107 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
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.