The Insert,panel Fastener, cataloged under National Stock Number 5325-01-257-0803, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-257-0803 |
| Primary Part Number | 80-013S4D1-9 |
| Item Name | Insert,panel Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Flange Diameter | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Accommodated Thickness | 0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Shoulder Diameter | 0.403 INCHES NOMINAL0.403 INCHES NOMINAL IN |
| Insert Style | FLUSH FLANGEFLUSH FLANGE |
| Material | STEEL OVERALL |
| Thread Size and Series/type Designator | 0.250-28 UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | THREADEDTHREADED |
| Flange Thickness | 0.023 INCHES NOMINAL0.023 INCHES NOMINAL IN |
| 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 |
|---|---|
| 80-013S4D1-9 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| 80-013S4D1-9 | Young Engineers Inc., the (USA) |
| Reference | Meaning |
|---|---|
| 80-013S4D1-9 | 3/2 Design control — primary reference U.S. Government activity |
| 80-013S4D1-9 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5325-01-257-0803 is a Insert,panel Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-257-0803 has 2 manufacturer part numbers on file: 80-013S4D1-9 (Howmet Global Fastening Systems Inc. Div Tridair Products), 80-013S4D1-9 (Young Engineers Inc., the).
Key specifications for 80-013S4D1-9: Flange Diameter: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Accommodated Thickness: 0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN; Surface Treatment: CADMIUM OVERALL. 10 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.