The Nut,plain,clinch, cataloged under National Stock Number 5310-00-754-3291, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-754-3291 |
| Primary Part Number | 9175421 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Pilot Diameter | 0.197 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
| Nut Height | 0.312 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL FIRST END |
| Nut Style | CLINCH |
| 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 |
|---|---|
| 9175421 PRIMARY | Us Army Aviation and Missile Command (USA) |
| NCN6-3-2-8 | Pics Screw Machine, Inc. Dba Pics Screw Machine Inc (USA) |
| NCN6-3-2-8 PRIMARY | Viking Technologies, Ltd. (USA) |
| 2JC2843H19 | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 2JC2843H19 | 5/9 Secondary reference U.S. Government activity |
| 46N062EXR8 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-754-3291 is a Nut,plain,clinch, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-754-3291 has 4 manufacturer part numbers on file: 9175421 (Us Army Aviation and Missile Command), NCN6-3-2-8 (Pics Screw Machine, Inc. Dba Pics Screw Machine Inc), NCN6-3-2-8 (Viking Technologies, Ltd.), 2JC2843H19 (Northrop Grumman Support Services Corp).
Key specifications for 9175421: Width Across Flats: 0.250 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.138 INCHES IN. 12 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.