The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-673-6629, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-673-6629 |
| Primary Part Number | 12608055-001 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Width Across Flats | 9.78 MILLIMETERS NOMINAL MM |
| Head Height | 3.85 MILLIMETERS NOMINAL MM |
| Fastener Length | 12.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | ASTM F568M OR ISO 898 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Color | BLACK OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 4289423001 | Oshkosh Defense Llc (USA) |
| 12608055-001 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12608055-001 PRIMARY | Oshkosh Defense Llc (USA) |
NSN 5305-01-673-6629 is a Screw,cap,socket Head, manufactured by Oshkosh Defense Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-673-6629 has 3 manufacturer part numbers on file: 4289423001 (Oshkosh Defense Llc), 12608055-001 (U S Army Tank Automotive Command Amsta-Im-Mm), 12608055-001 (Oshkosh Defense Llc).
Key specifications for 12608055-001: Width Across Flats: 9.78 MILLIMETERS NOMINAL MM; Head Height: 3.85 MILLIMETERS NOMINAL MM; Fastener Length: 12.0 MILLIMETERS NOMINAL MM; Material Document and Classification: ASTM F568M OR ISO 898 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 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.