The Screw,machine, cataloged under National Stock Number 5305-01-434-0879, 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 13 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 | 5305-01-434-0879 |
| Primary Part Number | 12417959-073 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| External Thread Tolerance Class | 6G G |
| Screw Surface Treatment | ZINC |
| Fastener Length | 30.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.0 |
| Thread Length | 30.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 6.0 MILLIMETERS MM |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL PROPERTY CLASS 8.8 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 90.0 DEGREES NOMINAL |
| Thread Series Designator | M |
| Head Diameter | 11.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 12417959-073 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12417959-073 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12417959-073 | Amz Alabama Inc. (USA) |
NSN 5305-01-434-0879 is a Screw,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-434-0879 has 3 manufacturer part numbers on file: 12417959-073 (U S Army Tank Automotive Command Amsta-Im-Mm), 12417959-073 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12417959-073 (Amz Alabama Inc.).
Key specifications for 12417959-073: External Thread Tolerance Class: 6G G; Screw Surface Treatment: ZINC; Fastener Length: 30.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.0. 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.