The Support,structural Component,veh, cataloged under National Stock Number 2540-01-645-4993, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-645-4993 |
| Primary Part Number | 12543033 |
| Item Name | Support,structural Component,veh |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Document Type | ENGINEERING DRAWING |
| Usage Design | VEHICULAR |
| Surface Treatment Document and Classification | TT-C-490 FED SPEC 1ST TREATMENT RESPONSE AND MIL DTL 53084 MIL STD 2ND TREATMENT RESPONSE AND MIL DTL 53039 MIL STD 3RD TREATMENT RESPONSE OR MIL DTL 64159 MIL STD 3RD TREATMENT RESPONSE OR MIL DTL 53022 MIL STD 2ND TREATMENT RESPONSE OR MIL DTL 53030 MIL STD 2ND TREATMENT RESPONSE OR MIL PRF 32348 MIL STD 2ND TREATMENT RESPONSE |
| Supply Items and Quantities | 1 PLATE,PIN;2 GUSSET,SPADE LOCK;1 PLATE,SPADE LOCK |
| Vehicle Identification Designator | M1089A1P2 |
| Surface Treatment | CARC (CHEMICAL AGENT RESISTANT COATING) AND PAINT AND POLYURETHANE PAINT-LEAD,CADMIUM AND HEXAVALENT CHROMIUM FREE AND PRIMER-LEAD AND HEXAVALENT CHROMIUM FREE OR PRIMER AND CARC (CHEMICAL AGENT RESISTANT COATING) AND POLYURETHANE PAINT-LEAD,CADMIUM AND HEXAVALENT CHROMIUM FREE |
| Mounting Hole Type | THRU HOLE |
| 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 |
NSN 2540-01-645-4993 is a Support,structural Component,veh, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-645-4993 has 2 manufacturer part numbers on file: 3398551 (Oshkosh Defense Llc), 12543033 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12543033: Mounting Hole Quantity: 4; Document Type: ENGINEERING DRAWING; Usage Design: VEHICULAR; Surface Treatment Document and Classification: TT-C-490 FED SPEC 1ST TREATMENT RESPONSE AND MIL DTL 53084 MIL STD 2ND TREATMENT RESPONSE AND MIL DTL 53039 MIL STD 3RD TREATMENT RESPONSE OR MIL DTL 64159 MIL STD 3RD TREATMENT RESPONSE OR MIL DTL 53022 MIL STD 2ND TREATMENT RESPONSE OR MIL DTL 53030 MIL STD 2ND TREATMENT RESPONSE OR MIL PRF 32348 MIL STD 2ND TREATMENT RESPONSE. 8 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.