The Breather, cataloged under National Stock Number 2810-01-252-3389, is classified within Federal Supply Class 2810 (Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components) of the Engines, Turbines, and Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2810-01-252-3389 |
| Item Name | Breather |
| FSC / FSG | 2810 / 28 — Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components |
| Status | ACTIVE |
| Connection Type | THREADED |
| Body Material | ALUMINUM ALLOY |
| Thread Size and Series/type Designator | 7/16-20 UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 197C7080 | D/9 Drawing number reference only General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| 2810PL0664300 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2B457 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2810-01-252-3389 is a Breather, classified under FSC 2810, Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components. Status: active.
Key specifications for 2810-01-252-3389: Connection Type: THREADED; Overall Length: 0.910 INCHES MAXIMUM IN; Body Material: ALUMINUM ALLOY; Special Features: CHROMATE,MIL-C-5541;0.680 IN.PORM 0.020 IN.HEX HEAD;CONTAINS SINTERED STAINLESS STEEL MESH IN. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.