The Nut,plain,clinch, cataloged under National Stock Number 5310-01-468-5490, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-468-5490 |
| Primary Part Number | GR531AW0832E |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Pitch Diameters | +0.1437 TO 0.1475 INCHES IN |
| Material Document and Classification | ASTM-A555 AND ASTM-A581 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1900 INCHES IN |
| Nut Diameter | 0.531 INCHES NOMINAL IN |
| Pilot Diameter | 0.312 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Pilot Length | 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Nut Height | 0.093 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CLINCH |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| GR531AW0832E PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| GR531AW | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 5310-01-468-5490 is a Nut,plain,clinch, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-468-5490 has 1 manufacturer part number on file: GR531AW0832E (Northrop Grumman Systems Corporation).
Key specifications for GR531AW0832E: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Pitch Diameters: +0.1437 TO 0.1475 INCHES IN; Material Document and Classification: ASTM-A555 AND ASTM-A581 ASSN STD ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND. 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.