The Nut,self-Locking,round, cataloged under National Stock Number 5310-01-667-5292, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Nook Industries Llc Dba Ball Bearing Screw Supply Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-667-5292 |
| Primary Part Number | 20038 |
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Nook Industries Llc Dba Ball Bearing Screw Supply Inc |
| Status | ACTIVE |
| Thread Series | STUB ACME |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Nut Diameter | 1.610 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Thickness | 0.410 INCHES NOMINAL IN |
| Drive Point Diameter | 0.266 INCHES NOMINAL IN |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Quantity Per Inch | 8 |
| Material | COPPER ALLOY 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 |
|---|---|
| 20038 PRIMARY | Nook Industries Llc Dba Ball Bearing Screw Supply Inc (USA) |
NSN 5310-01-667-5292 is a Nut,self-Locking,round, manufactured by Nook Industries Llc Dba Ball Bearing Screw Supply Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-667-5292 has 1 manufacturer part number on file: 20038 (Nook Industries Llc Dba Ball Bearing Screw Supply Inc).
Key specifications for 20038: Thread Series: STUB ACME; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.562 INCHES IN; Nut Diameter: 1.610 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.