The Breather, cataloged under National Stock Number 3040-01-089-9300, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bellofram Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-089-9300 |
| Primary Part Number | 661-000-002 |
| Item Name | Breather |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Bellofram Corporation |
| Status | ACTIVE |
| Body Material | COPPER ALLOY |
| 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 |
|---|---|
| 52E768-16 | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| 661-000-002 PRIMARY | Bellofram Corporation (USA) |
| AD-2331448-008 | Atech Inc (USA) |
| Reference | Meaning |
|---|---|
| BV-3 | 5/9 Secondary reference Bellofram Corporation |
| 315-661-002 | 5/9 Secondary reference Bellofram Corporation |
NSN 3040-01-089-9300 is a Breather, manufactured by Bellofram Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-089-9300 has 3 manufacturer part numbers on file: 52E768-16 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), 661-000-002 (Bellofram Corporation), AD-2331448-008 (Atech Inc).
Key specifications for 661-000-002: Overall Height: 0.750 INCHES MAXIMUM IN; Body Material: COPPER ALLOY; Special Features: SINTERED BRONZE FILTER ELEMENT;0.688 IN.ACROSS HEX WRENCHING FLATS;0.375 IN.EXTERNAL TAPERED J PIPE THD 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.