The Housing Assembly,plunger Brake,s, cataloged under National Stock Number 2530-00-756-7754, 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. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-756-7754 |
| Primary Part Number | B59-3299-C-4189 |
| Item Name | Housing Assembly,plunger Brake,s |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | 12.250 IN. DIAMETER WITH WELDED ON SPIDER; LEFT HAND IN |
| 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 |
|---|---|
| B59-3299-C-4189 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| B1-3299Z2626 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| B1-3299-C-4189 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2530-00-756-7754 is a Housing Assembly,plunger Brake,s, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-756-7754 has 1 manufacturer part number on file: B59-3299-C-4189 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for B59-3299-C-4189: General Characteristics Item Description: 12.250 IN. DIAMETER WITH WELDED ON SPIDER; LEFT HAND 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.