The Breather, cataloged under National Stock Number 2520-01-299-4098, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Kovatch Corp.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-299-4098 |
| Primary Part Number | 003139T |
| Item Name | Breather |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Kovatch Corp. |
| 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 |
|---|---|
| 003139T | Kovatch Corp. (USA) |
| Reference | Meaning |
|---|---|
| A1199J166 | 3/9 Design control — primary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2520-01-299-4098 is a Breather, manufactured by Kovatch Corp., classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-299-4098 has 1 manufacturer part number on file: 003139T (Kovatch Corp.).
Key specifications for 003139T: End Item Identification: 3895011410882. 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.