The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-663-7025, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-663-7025 |
| Primary Part Number | ISO7042 M12-8-A2K |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Width Across Flats | 18.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | ISO4042 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | M |
| Thread Pitch in Millimeters | 1.75 |
| Material Document and Classification | ISO7042 NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 12.0 MILLIMETERS MM |
| Locking Feature | FREE-RUNNING ALL METAL DESIGN |
| Nut Height | 8.3 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 6H |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ISO7042 M12-8-A2K PRIMARY | International Organization for Standardization (iso) (CHE) |
| DIN980 M12-8-A2K | Din Deutsches Institut Fur Normung Ev (DEU) |
NSN 5310-01-663-7025 is a Nut,self-Locking,hexagon, manufactured by International Organization for Standardization (iso), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-663-7025 has 2 manufacturer part numbers on file: ISO7042 M12-8-A2K (International Organization for Standardization (iso)), DIN980 M12-8-A2K (Din Deutsches Institut Fur Normung Ev).
Key specifications for ISO7042 M12-8-A2K: Width Across Flats: 18.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: ISO4042 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: M; Thread Pitch in Millimeters: 1.75. 14 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.