The Nut,plain,clinch, cataloged under National Stock Number 5310-01-007-8778, 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 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-007-8778 |
| Primary Part Number | 1811650-5 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.321 INCHES NOMINAL IN |
| Pilot Diameter | 0.278 INCHES NOMINAL IN |
| Pilot Length | 0.047 INCHES NOMINAL IN |
| Nut Height | 0.188 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1811650-5 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 74-11-210-24 | 5/9 Secondary reference U.S. Government activity |
| 7489A72H11 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Electronic Systems |
| 1811650-5 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-01-007-8778 is a Nut,plain,clinch, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-007-8778 has 1 manufacturer part number on file: 1811650-5 (Northrop Grumman Systems Corporation).
Key specifications for 1811650-5: Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.190 INCHES IN; Nut Diameter: 0.321 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.