The Nut,plain,clinch, cataloged under National Stock Number 5310-01-131-8170, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-131-8170 |
| Primary Part Number | 3232-3244-001 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Thread Series | UNF |
| Material Document and Classification | QQ-A-225/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1750 INCHES IN |
| Nut Diameter | 0.4370 INCHES NOMINAL IN |
| Pilot Diameter | 0.3170 INCHES NOMINAL IN |
| Pilot Length | 0.0100 INCHES NOMINAL IN |
| Nut Height | 2.0000 INCHES NOMINAL IN |
| Nut Style | CLINCH |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM 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 |
|---|---|
| 3232-3244-001 PRIMARY | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| 10-32-16-A | 5/9 Secondary reference Psm Threadlocking & Sealing, a Division of Mckechnie Ltd |
NSN 5310-01-131-8170 is a Nut,plain,clinch, manufactured by Bae Systems (operations) Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-131-8170 has 1 manufacturer part number on file: 3232-3244-001 (Bae Systems (operations) Limited).
Key specifications for 3232-3244-001: Thread Series: UNF; Material Document and Classification: QQ-A-225/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.1750 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.