The Screw,machine, cataloged under National Stock Number 5305-01-494-0437, 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 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-494-0437 |
| Primary Part Number | 12414575-042 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 3.1 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Screw Surface Treatment | ZINC AND CHROMATE |
| Fastener Length | 20.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.7 |
| Thread Length | 20.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL PROPERTY CLASS 4.8 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Series Designator | ISO M |
| Head Diameter | 8.0 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 |
|---|---|
| 12414575-042 | Oshkosh Defense Llc (USA) |
| 12414575-042 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12414575-042 | Amz Alabama Inc. (USA) |
| 12414575-042 PRIMARY | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| DIN7985-M4X20-4.8-H-A2D | Din Deutsches Institut Fur Normung Ev (DEU) |
| Reference | Meaning |
|---|---|
| 12414575 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5305-01-494-0437 is a Screw,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-494-0437 has 5 manufacturer part numbers on file: 12414575-042 (Oshkosh Defense Llc), 12414575-042 (U S Army Tank Automotive Command Amsta-Im-Mm), 12414575-042 (Amz Alabama Inc.), 12414575-042 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), DIN7985-M4X20-4.8-H-A2D (Din Deutsches Institut Fur Normung Ev).
6 possible matches (shared part number, not a government interchangeability claim): 5305-01-521-4595, 5305-01-522-0271, 5305-01-560-6393. Verify interchangeability with system specifications before substitution.
Key specifications for 12414575-042: Head Height: 3.1 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Screw Surface Treatment: ZINC AND CHROMATE; Fastener Length: 20.0 MILLIMETERS NOMINAL MM. 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.