The Plate,mounting, cataloged under National Stock Number 5340-01-422-8604, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Customer Service & Support Company Div General Dynamics Land Systems Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-422-8604 |
| Primary Part Number | 12374259 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | General Dynamics Land Systems Customer Service & Support Company Div General Dynamics Land Systems Inc |
| Status | ACTIVE |
| Material Document and Classification | MIL-A-21180 MIL SPEC SINGLE MATERIAL RESPONSE |
| Shape | SPECIAL |
| Material | ALUMINUM ALLOY 356.0 |
| Thickness | 1.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 12374259 | General Dynamics Land Systems Customer Service & Support Company Div General Dynamics Land Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 12374259 | 3/9 Design control — primary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12374259 | 5/9 Secondary reference General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
NSN 5340-01-422-8604 is a Plate,mounting, manufactured by General Dynamics Land Systems Customer Service & Support Company Div General Dynamics Land Systems Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-422-8604 has 1 manufacturer part number on file: 12374259 (General Dynamics Land Systems Customer Service & Support Company Div General Dynamics Land Systems Inc).
Key specifications for 12374259: Material Document and Classification: MIL-A-21180 MIL SPEC SINGLE MATERIAL RESPONSE; Shape: SPECIAL; Material: ALUMINUM ALLOY 356.0; Thickness: 1.500 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.