The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-239-0645, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 16 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 | 5310-01-239-0645 |
| Primary Part Number | YC3-3002-10 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNF |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1900 INCHES IN |
| Nut Diameter | 0.469 INCHES NOMINAL IN |
| Pilot Diameter | 0.405 INCHES MAXIMUM IN |
| Pilot Length | 0.054 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.304 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE SHELL |
| Nut Style | CLINCH |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 NUT |
| Material | STEEL COMP 303 SHELL |
| 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 |
|---|---|
| YC3-3002-10 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| GN512AY032C2 | Northrop Grumman Systems Corporation (USA) |
NSN 5310-01-239-0645 is a Nut,self-Locking,clinch, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-239-0645 has 2 manufacturer part numbers on file: YC3-3002-10 (Penn Engineering & Manufacturing Corp), GN512AY032C2 (Northrop Grumman Systems Corporation).
Key specifications for YC3-3002-10: Surface Treatment Document and Classification: MIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNF; Features Provided: FLOATING NUT; Thread Direction: RIGHT-HAND. 16 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.