The Insert,panel Fastener, cataloged under National Stock Number 5325-01-331-6353, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-331-6353 |
| Item Name | Insert,panel Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Flange Diameter | 0.562 INCHES NOMINAL0.562 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Accommodated Thickness | 0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.069 INCHES MAXIMUM0.069 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Diameter | 0.353 INCHES NOMINAL0.353 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Shoulder Diameter | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Insert Style | FLUSH FLANGEFLUSH FLANGE |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.2500-28 UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | THREADEDTHREADED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 463SE428-16-6 | 3/2 Design control — primary reference U.S. Government activity |
| 463SE428-16-6 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| 841462-2 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 53938-16-6 | 5/2 Secondary reference U.S. Government activity |
| 841462-2 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5325-01-331-6353 is a Insert,panel Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-331-6353: Flange Diameter: 0.562 INCHES NOMINAL0.562 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Accommodated Thickness: 0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.069 INCHES MAXIMUM0.069 INCHES MAXIMUM IN; Material Document and Classification: ASTM A582 300 SERIES ASSN STD SINGLE MATERIAL 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.