The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-478-7422, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Oshkosh Defense Llc (CAGE 75Q65); Fastenal Company Dba Fastenal Co (CAGE 0Y3H3) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-478-7422 |
| Primary Part Number | 12640979 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| 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 |
|---|---|
| 12640979 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 3165395 | Oshkosh Defense Llc (USA) |
| 23514 | Fastenal Company Dba Fastenal Co (USA) |
| Reference | Meaning |
|---|---|
| ASTM A574 - 12 | 3/1 Design control — primary reference U.S. Government activity |
| 3165395 | 5/9 Secondary reference Oshkosh Corp |
| 12759-00210 | 7/9 Vendor item drawing reference Fastenal Company Dba Fastenal Co |
| ASTM A574-12 5/8IN-11 X 2 3/4IN | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-478-7422 is a Screw,cap,socket Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-478-7422 has 3 manufacturer part numbers on file: 12640979 (U S Army Tank Automotive Command Amsta-Im-Mm), 3165395 (Oshkosh Defense Llc), 23514 (Fastenal Company Dba Fastenal Co).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-670-4758. Verify interchangeability with system specifications before substitution.
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.