The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-478-7424, 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 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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); The American Society of Mechanical Engineers (CAGE 05047); Fastenal Company Dba Fastenal Co (CAGE 0Y3H3); Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-478-7424 |
| Primary Part Number | 12640980 |
| 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 |
|---|---|
| 12640980 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| ASME B18.3 5/8-11 X 3 BLACK OXID PRIMARY | The American Society of Mechanical Engineers (USA) |
| 23515 | Fastenal Company Dba Fastenal Co (USA) |
| 3244038 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| ASME B18.3 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| 12759-00211 | C/1 Advisory reference — outside the item-of-supply concept Fastenal Company Dba Fastenal Co |
| 3244038 | 5/9 Secondary reference Oshkosh Corp |
NSN 5305-01-478-7424 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 5305-01-478-7424 has 4 manufacturer part numbers on file: 12640980 (U S Army Tank Automotive Command Amsta-Im-Mm), ASME B18.3 5/8-11 X 3 BLACK OXID (The American Society of Mechanical Engineers), 23515 (Fastenal Company Dba Fastenal Co), 3244038 (Oshkosh Defense Llc).
2 possible matches (shared part number, not a government interchangeability claim): 6640-01-479-2735, 5305-01-486-2877. 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.