The Breather, cataloged under National Stock Number 1615-01-429-7253, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Breather |
| FSC / FSG | 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components (FSG 16) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 78JW8); The Boeing Company (CAGE 8V613); Northrop Grumman Systems Corporation (CAGE 0W6H8) |
| Parameter | Value |
|---|---|
| NSN | 1615-01-429-7253 |
| Primary Part Number | 269A5192 |
| Item Name | Breather |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 269A5192 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 269A5192 | The Boeing Company (USA) |
| 269A5192 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 269A5192 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 269A5192 | 3/9 Design control — primary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 269A5192 | 5/9 Secondary reference Schweizer Aircraft Corp. |
| 269A5192 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1615-01-429-7253 is a Breather, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-429-7253 has 3 manufacturer part numbers on file: 269A5192 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 269A5192 (The Boeing Company), 269A5192 (Northrop Grumman Systems Corporation).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1615-01-429-7253 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.