The Breather, cataloged under National Stock Number 2520-01-556-5441, is classified within Federal Supply Class 2520 (Vehicular Power Transmission 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-556-5441 |
| Primary Part Number | A-1199-W-4053 |
| Item Name | Breather |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission 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 |
|---|---|
| A-1199-W-4053 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 2596234C1 | Nd Defense Llc (USA) |
NSN 2520-01-556-5441 is a Breather, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-556-5441 has 2 manufacturer part numbers on file: A-1199-W-4053 (Meritor Heavy Vehicle Systems, Llc), 2596234C1 (Nd Defense Llc).
Key specifications for A-1199-W-4053: Part Name Assigned by Controlling Agency: BREATHER,AXLE; End Item Identification: MRAP - UNIQUE NSN - MAXXPRO CAT I. 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.