The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-029-5142, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Triumph Actuation Systems - Connecticut, Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-029-5142 |
| Primary Part Number | 0MP3889-3 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Triumph Actuation Systems - Connecticut, Llc |
| Status | ACTIVE |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Features Provided | SAFETY LOCKING FEATURE |
| Surface Treatment | PASSIVATE BODY |
| Material | STEEL BODY |
| Quick Disconnect Method | SPRING PUSH-PULL ALL ENDS |
| 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 |
|---|---|
| A15HS142-1 | The Boeing Company (USA) |
| 0MP3889-3 PRIMARY | Triumph Actuation Systems - Connecticut, Llc (USA) |
| Reference | Meaning |
|---|---|
| 0MP3889-1 | 5/9 Secondary reference Triumph Actuation Systems - Connecticut, Llc |
NSN 4730-01-029-5142 is a Coupling Half,quick Disconnect, manufactured by Triumph Actuation Systems - Connecticut, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-029-5142 has 2 manufacturer part numbers on file: A15HS142-1 (The Boeing Company), 0MP3889-3 (Triumph Actuation Systems - Connecticut, Llc).
Key specifications for 0MP3889-3: Style Designator: MALE COUPLING HALF; Material Document and Classification: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE BODY; Overall Length: 3.250 INCHES NOMINAL IN; Features Provided: SAFETY LOCKING FEATURE. 6 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.