The Plate,mounting, cataloged under National Stock Number 2590-01-663-8460, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-01-663-8460 |
| Item Name | Plate,mounting |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Document Type | INDUSTRIAL DRAWING |
| Length | 12.25 INCHES NOMINAL IN |
| Usage Design | VEHICULAR |
| Surface Treatment Document and Classification | MIL DTL 5541,TYPE II,CLASS3 MIL STD 1ST TREATMENT RESPONSE |
| Mounting Method | SCREW |
| Heat Treatment | T-6 SOLUTION HEAT TREATED, ARTIFICALLY AGED |
| Material Document and Classification | AMS QQ-Q-250/11 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR ASTM B209 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.93 INCHES NOMINAL ALL HOLES IN |
| Shape | FLAT AND RECTANGULAR |
| Component Document Origin | INDUSTRIAL |
| Next Higher Assembly Design Control Activity | 98255 |
| Surface Treatment | PRIMER-HEXAVALENT CHROMIUM FREE AND PAINT |
| Width | 1.00 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Thickness | 0.125 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 |
| Reference | Meaning |
|---|---|
| 810398 | D/9 Drawing number reference only U.S. Government activity |
| 810398-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2590-01-663-8460 is a Plate,mounting, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5999-01-664-3137. Verify interchangeability with system specifications before substitution.
Key specifications for 2590-01-663-8460: Mounting Hole Quantity: 4; Document Type: INDUSTRIAL DRAWING; Length: 12.25 INCHES NOMINAL IN; Usage Design: VEHICULAR. 17 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.