The Plate,mounting, cataloged under National Stock Number 2590-01-646-9816, 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 | 2590-01-646-9816 |
| Primary Part Number | 12553484 |
| 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 | 2 |
| Document Type | ENGINEERING DRAWING |
| Length | 4.00 INCHES NOMINAL IN |
| Usage Design | COMBAT VEHICLE |
| Surface Treatment Document and Classification | ASTM B633 ASSN STD 1ST TREATMENT RESPONSE |
| Material Document and Classification | ASTM A1011/A1011M ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A1008/A1008M ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.228 INCHES MINIMUM AND 0.258 INCHES MAXIMUM ALL HOLES IN |
| Shape | FLAT |
| Component Document Origin | GOVERNMENT |
| Next Higher Assembly Identification Designator | XM106 |
| Next Higher Assembly Design Control Activity | 19207 |
| Surface Treatment | ZINC AND PAINT AND PRIMER-HEXAVALENT CHROMIUM FREE |
| Width | 1.63 INCHES NOMINAL IN |
| Material | STEEL,CARBON |
| Thickness | 0.598 INCHES NOMINAL IN |
| Mounting Hole Type | PLAIN AND 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 |
|---|---|
| 12553484 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2590-01-646-9816 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 2590-01-646-9816 has 1 manufacturer part number on file: 12553484 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12553484: Mounting Hole Quantity: 2; Document Type: ENGINEERING DRAWING; Length: 4.00 INCHES NOMINAL IN; 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.