The Mount,resilient,weapon System, cataloged under National Stock Number 5342-01-424-9479, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-424-9479 |
| Primary Part Number | 12440493 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.554 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN |
| Distance Between Mounting Hole Centers | 7.125 INCHES NOMINAL IN |
| Flange Thickness | 0.350 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR W/FOUR THREADED STUDS TWO-HOLE FLANGE |
| Flange Length | 8.500 INCHES NOMINAL IN |
| Stud Length | 1.000 INCHES NOMINAL ALL THREADED STUD IN |
| Height | 1.900 INCHES NOMINAL IN |
| Thread Size | 1/2-20 ALL THREADED PORTIONS |
| Flange Width | 5.250 INCHES NOMINAL IN |
| Material | STEEL MOUNTING BASE |
| 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 |
|---|---|
| 12440493 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12440493 | 5/9 Secondary reference U.S. Government activity |
| 7321 | 5/9 Secondary reference H.a. King Co., Inc. |
NSN 5342-01-424-9479 is a Mount,resilient,weapon System, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-424-9479 has 1 manufacturer part number on file: 12440493 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12440493: Flange Mounting Hole Diameter: 0.554 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN; Distance Between Mounting Hole Centers: 7.125 INCHES NOMINAL IN; Flange Thickness: 0.350 INCHES NOMINAL IN; Style Designator: RECTANGULAR W/FOUR THREADED STUDS TWO-HOLE FLANGE. 10 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.