The Plate,mounting, cataloged under National Stock Number 2590-01-658-7156, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 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.
| Parameter | Value |
|---|---|
| NSN | 2590-01-658-7156 |
| Primary Part Number | 12489376 |
| Item Name | Plate,mounting |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Quantity | 9 |
| Document Type | ENGINEERING DRAWING |
| Length | 300.000 MILLIMETERS NOMINAL300.000 MILLIMETERS NOMINAL MM |
| Usage Design | COMBAT VEHICLE |
| Surface Treatment Document and Classification | 12420325 GOVERNMENT STD/SPEC 1ST TREATMENT RESPONSE |
| Material Document and Classification | ASTM A572/A572M ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 17.500 MILLIMETERS NOMINAL ALL HOLES MM |
| Shape | IRREGULAR |
| Component Document Origin | GOVERNMENT |
| Next Higher Assembly Identification Designator | M1085 AND M1081 |
| Next Higher Assembly Design Control Activity | 19207 |
| Surface Treatment | PRIMER AND PAINT POLYURETHANE |
| Width | 203.200 MILLIMETERS NOMINAL203.200 MILLIMETERS NOMINAL MM |
| Material | STEEL |
| Thickness | 7.925 MILLIMETERS NOMINAL7.925 MILLIMETERS NOMINAL MM |
| Mounting Hole Type | THRU HOLE |
| 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 |
|---|---|
| 12489376 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2590-01-658-7156 is a Plate,mounting, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-658-7156 has 1 manufacturer part number on file: 12489376 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12489376: Mounting Hole Quantity: 9; Document Type: ENGINEERING DRAWING; Length: 300.000 MILLIMETERS NOMINAL300.000 MILLIMETERS NOMINAL MM; Usage Design: COMBAT VEHICLE. 16 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.