The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-673-9989, 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. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-673-9989 |
| Primary Part Number | 12606124-004 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 9.2 MILLIMETERS MAXIMUM MM |
| Fastener Length | 29.5 MILLIMETERS MINIMUM AND 30.5 MILLIMETERS MAXIMUM MM |
| Extended Washer Diameter | 22.3 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 29.5 MILLIMETERS MINIMUM AND 30.5 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 10.5 MILLIMETERS MM |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 14.75 MILLIMETERS MINIMUM AND 15.00 MILLIMETERS MAXIMUM MM |
| Material | STEEL PROPERTY CLASS 10.9 OVERALL |
| Thread Series Designator | M |
| 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 |
|---|---|
| 12606124-004 | Oshkosh Defense Llc (USA) |
| 12606124-004 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-01-673-9989 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-673-9989 has 2 manufacturer part numbers on file: 12606124-004 (Oshkosh Defense Llc), 12606124-004 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12606124-004: Head Height: 9.2 MILLIMETERS MAXIMUM MM; Fastener Length: 29.5 MILLIMETERS MINIMUM AND 30.5 MILLIMETERS MAXIMUM MM; Extended Washer Diameter: 22.3 MILLIMETERS MAXIMUM MM; Thread Pitch in Millimeters: 1.5. 11 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.