The Stud,turnbutton Fastener, cataloged under National Stock Number 5325-00-907-0704, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-00-907-0704 |
| Primary Part Number | 10921905-1 |
| Item Name | Stud,turnbutton Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Button Thickness | 0.312 INCHES NOMINAL IN |
| End Length | 0.500 INCHES NOMINAL IN |
| Turnbutton Stud Style | MACHINE SCREW |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Socket Accommodated Quantity | 1 |
| Button Width | 0.531 INCHES NOMINAL IN |
| Base Width | 0.530 INCHES MAXIMUM IN |
| Base Length | 0.785 INCHES MAXIMUM IN |
| Height | 0.765 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | COPPER ALLOY METALLIC PARTS |
| Fabrication Method | STAMPED |
| Thread Size and Series/type Designator | 0.138-32 UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 10921905-1 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| XB78326-16 | 3/9 Design control — primary reference Trw Assemblies and Fasteners Group |
NSN 5325-00-907-0704 is a Stud,turnbutton Fastener, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-907-0704 has 1 manufacturer part number on file: 10921905-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10921905-1: Button Thickness: 0.312 INCHES NOMINAL IN; End Length: 0.500 INCHES NOMINAL IN; Turnbutton Stud Style: MACHINE SCREW; Surface Treatment Document and Classification: MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 13 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.