The Nut,plain,clinch, cataloged under National Stock Number 5310-00-400-8449, 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 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-400-8449 |
| Primary Part Number | 3212-4522-001 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Width Across Flats | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Pilot Diameter | 0.195 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Pilot Length | 0.090 INCHES NOMINAL IN |
| Nut Height | 0.359 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CLINCH |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 430F 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 |
|---|---|
| 00821 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 3212-4522-001 PRIMARY | Bae Systems (operations) Limited (GBR) |
NSN 5310-00-400-8449 is a Nut,plain,clinch, manufactured by Bae Systems (operations) Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-400-8449 has 2 manufacturer part numbers on file: 00821 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 3212-4522-001 (Bae Systems (operations) Limited).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-697-4516. Verify interchangeability with system specifications before substitution.
Key specifications for 3212-4522-001: Width Across Flats: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.