The Plate,mounting, cataloged under National Stock Number 5340-01-341-4459, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-341-4459 |
| Primary Part Number | 12371028 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Length | 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-46168 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-53039 MIL SPEC 1ST TREATMENT RESPONSE |
| Material Document and Classification | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.500 INCHES NOMINAL ALL HOLES IN |
| Shape | SQUARE |
| Thread Size | 1/2-20 |
| Screw Thread Series Designator | NF |
| Surface Treatment | PAINT POLYURETHANE |
| Material | STEEL COMP 4140 |
| Thickness | 0.566 INCHES MINIMUM AND 0.566 INCHES MINIMUM AND 0.576 INCHES MAXIMUM0.576 INCHES MAXIMUM IN |
| Mounting Hole Type | THREADED |
| 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 |
|---|---|
| 12371028 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-01-341-4459 is a Plate,mounting, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-341-4459 has 1 manufacturer part number on file: 12371028 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12371028: Mounting Hole Quantity: 1; Length: 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-46168 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-53039 MIL SPEC 1ST TREATMENT RESPONSE; Material Document and Classification: ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE. 12 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.