The Insert,screw Thread, cataloged under National Stock Number 5325-01-283-0571, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-283-0571 |
| Primary Part Number | 514269-1 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Flange Diameter | 0.560 INCHES NOMINAL IN |
| Second Flange Thickness | 0.420 INCHES NOMINAL IN |
| Length | 0.600 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.120 INCHES NOMINAL IN |
| Insert Size | 0.500-28 UNEF-2A A |
| Nominal Thread Size | 0.190 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-01-283-0571 is a Insert,screw Thread, manufactured by Raytheon Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-283-0571 has 2 manufacturer part numbers on file: 186840-1 (Raytheon Company), 514269-1 (Raytheon Company).
Key specifications for 514269-1: Flange Diameter: 0.560 INCHES NOMINAL IN; Second Flange Thickness: 0.420 INCHES NOMINAL IN; Length: 0.600 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.