The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-149-3710, 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 Us Army Aviation and Missile Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4730-01-149-3710 |
| Primary Part Number | 10274250-3 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Leg Length | 3.851 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE BODY |
| Material | STEEL BODY |
| Quick Disconnect Method | 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 |
|---|---|
| 10274250-3 PRIMARY | Us Army Aviation and Missile Command (USA) |
| 5KEC250D24 | Transdigm Inc Div Adelwiggins Group (USA) |
| 2773000 | Maven Engineering Corporation (USA) |
| 10274250-3 | Transdigm Inc Div Adelwiggins Group (USA) |
| 2773000 | Sielman S.a. (GRC) |
| Reference | Meaning |
|---|---|
| 10274250-3 | 5/9 Secondary reference Lkr, Inc. Dba Lkr Inc Div Raycon Industries |
| 4730PL2082589 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10274250-3 | 5/9 Secondary reference Colbert Manufacturing Company, Inc. Dba Colbert Manufacturing Co Inc Div Colbert Manufacturing Co., Inc. |
| EC250A24 | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
NSN 4730-01-149-3710 is a Coupling Half,quick Disconnect, manufactured by Us Army Aviation and Missile Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-149-3710 has 5 manufacturer part numbers on file: 10274250-3 (Us Army Aviation and Missile Command), 5KEC250D24 (Transdigm Inc Div Adelwiggins Group), 2773000 (Maven Engineering Corporation), 10274250-3 (Transdigm Inc Div Adelwiggins Group), 2773000 (Sielman S.a.).
Key specifications for 10274250-3: Style Designator: MALE COUPLING HALF; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE BODY; Overall Length: 4.949 INCHES NOMINAL IN; Leg Length: 3.851 INCHES NOMINAL IN. 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.