The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-405-9951, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Promptus Electonic Hardware Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-405-9951 |
| Primary Part Number | 213-10SS8-32Z |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Promptus Electonic Hardware Inc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Pilot Diameter | 0.312 INCHES NOMINAL IN |
| Pilot Length | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| 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 |
|---|---|
| 213-10SS8-32Z PRIMARY | Promptus Electonic Hardware Inc (USA) |
| Reference | Meaning |
|---|---|
| 1935AS441-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5310-01-405-9951 is a Nut,self-Locking,clinch, manufactured by Promptus Electonic Hardware Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-405-9951 has 1 manufacturer part number on file: 213-10SS8-32Z (Promptus Electonic Hardware Inc).
Key specifications for 213-10SS8-32Z: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.164 INCHES IN; Pilot Diameter: 0.312 INCHES NOMINAL IN. 9 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.