The Chamber,air Brake, cataloged under National Stock Number 2530-01-091-7814, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2530-01-091-7814 |
| Primary Part Number | 12450340-1 |
| Item Name | Chamber,air Brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12450340-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| TA-0011CA PRIMARY | Meritor Industrial Products, Llc (USA) |
| 12450340 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| E22 3276L12 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| 2520010917814 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| E3276-L-12X | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| E3276-L-12 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| TA-0011CA | 5/9 Secondary reference Truck, Trailer, Transit, Inc. |
| 2530010917814 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2530-01-091-7814 is a Chamber,air Brake, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-091-7814 has 3 manufacturer part numbers on file: 12450340-1 (U S Army Tank Automotive Command Amsta-Im-Mm), TA-0011CA (Meritor Industrial Products, Llc), 12450340 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-126-7869. Verify interchangeability with system specifications before substitution.
Key specifications for 12450340-1: End Item Identification: M999 AND M986 SERIES VEHICLES. 0 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.