The Brake Drum, cataloged under National Stock Number 2530-01-076-3492, 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 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Brake Drum |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | Kalmar AC Inc (CAGE 0AHU0); Meritor Heavy Vehicle Systems, Llc (CAGE 78500) |
| Parameter | Value |
|---|---|
| NSN | 2530-01-076-3492 |
| Primary Part Number | 3719-X-76 |
| Item Name | Brake Drum |
| 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 |
NSN 2530-01-076-3492 is a Brake Drum, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-076-3492 has 4 manufacturer part numbers on file: 4747693 (Kalmar AC Inc), 74747693 (Kalmar AC Inc), 4747693-2 (Kalmar AC Inc), 3719-X-76 (Meritor Heavy Vehicle Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-643-1344. Verify interchangeability with system specifications before substitution.
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.