The Breather, cataloged under National Stock Number 3040-01-397-7877, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-397-7877 |
| Primary Part Number | 2022AS235-1 |
| Item Name | Breather |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Outside Diameter | 3.250 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2022AS235-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 2022AS235 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| ABG-1000-3-G PRIMARY | Flow Ezy Filters Inc (USA) |
NSN 3040-01-397-7877 is a Breather, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-397-7877 has 3 manufacturer part numbers on file: 2022AS235-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 2022AS235 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), ABG-1000-3-G (Flow Ezy Filters Inc).
Key specifications for 2022AS235-1: Outside Diameter: 3.250 INCHES MAXIMUM IN; Special Features: GRIP TYPE CAP ATTACHED TO FACE PLATE BY CORROSION-RESISTANT CHAIN;1.875 IN.ID;6 BY 0.172 IN.DIA BY 2.875 IN.B.C.EQUALLY SPACED;STRAINER BASKET MAX ELEMENT OF 50 MICRONS IN. 1 specification is 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.