The Plenum Chamber,heater, cataloged under National Stock Number 2540-00-116-6963, 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 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-00-116-6963 |
| Primary Part Number | 11588740 |
| Item Name | Plenum Chamber,heater |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY 5083 TEMPER H32 OR H113 SPEC QQA250/6 EXCEPT 24000 PSI MIN YIELD TS AND 40000 PSI MIN ULTIMATE TS 0.062IN.THK 8.250IN.DIA 6.625IN. H WITH A SLOTS 0.218 IN.W BY 0.375IN. L SPACED 30 DEG AND WELDMENT OF 2 EA TUBE MFR CODE 19207 PN11588740 210 DEG APART IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 11588740 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2540-00-116-6963 is a Plenum Chamber,heater, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-00-116-6963 has 1 manufacturer part number on file: 11588740 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-721-3797. Verify interchangeability with system specifications before substitution.
Key specifications for 11588740: General Characteristics Item Description: ALUMINUM ALLOY 5083 TEMPER H32 OR H113 SPEC QQA250/6 EXCEPT 24000 PSI MIN YIELD TS AND 40000 PSI MIN ULTIMATE TS 0.062IN.THK 8.250IN.DIA 6.625IN. H WITH A SLOTS 0.218 IN.W BY 0.375IN. L SPACED 30 DEG AND WELDMENT OF 2 EA TUBE MFR CODE 19207 PN11588740 210 DEG APART IN. 1 specification is 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.