The Chamber,air Brake, cataloged under National Stock Number 2530-01-286-7857, 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 Meritor Heavy Vehicle Systems, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-286-7857 |
| Primary Part Number | M403276L12 |
| Item Name | Chamber,air Brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| 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 |
|---|---|
| 5396-1200014 | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| M403276L12 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| PBR12SD400 | 5/9 Secondary reference Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales |
| PBR12SD400 | 5/9 Secondary reference Bosch Chassis Systems Australiapty Ltd |
| F8235Z253276L12 | 5/9 Secondary reference Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales |
| 8235-M403276L12 | 5/9 Secondary reference Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales |
| Y12-3276-L-12 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2530-01-286-7857 is a Chamber,air Brake, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-286-7857 has 2 manufacturer part numbers on file: 5396-1200014 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), M403276L12 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for M403276L12: Special Features: DIA O/A:7.320 IN. IN; End Item Identification: DOLLY,SET,LIFT; NSN 2330-01-167-7262; MODEL XM1022. 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.