The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-110-3178, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-110-3178 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.447 INCHES NOMINAL IN |
| Pilot Diameter | 0.404 INCHES NOMINAL IN |
| Pilot Length | 0.075 INCHES NOMINAL IN |
| Locking Feature | FREE-RUNNING ALL METAL DESIGN |
| Nut Height | 0.200 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CLINCH |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 7489A72H03 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Electronic Systems |
| 73-10-110-24 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-110-3178 is a Nut,self-Locking,clinch, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-110-3178: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.190 INCHES IN; Nut Diameter: 0.447 INCHES NOMINAL IN; Pilot Diameter: 0.404 INCHES NOMINAL IN. 11 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.