The Plate,mounting, cataloged under National Stock Number 2590-01-674-9847, 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 14 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 | 2590-01-674-9847 |
| Primary Part Number | 12556166 |
| Item Name | Plate,mounting |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Component Quantity | 2 |
| Mounting Hole Quantity | 2 |
| Document Type | ENGINEERING DRAWING |
| Length | 3.75 INCHES NOMINAL IN |
| Usage Design | VEHICULAR |
| Design Type | ARMORED |
| Material Document and Classification | MIL-DTL-46100 HIGH HARDNESS CLASS 1 MIL STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.563 INCHES NOMINAL ALL HOLES IN |
| Shape | RECTANGULAR |
| Component Document Origin | INDUSTRIAL |
| Width | 1.50 INCHES NOMINAL IN |
| Material | STEEL,ARMOR |
| Thickness | 1.25 INCHES NOMINAL IN |
| Mounting Hole Type | THRU HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12556166 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2590-01-674-9847 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 2590-01-674-9847 has 1 manufacturer part number on file: 12556166 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12556166: Component Quantity: 2; Mounting Hole Quantity: 2; Document Type: ENGINEERING DRAWING; Length: 3.75 INCHES NOMINAL IN. 14 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.
NSN 2590-01-674-9847 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.