The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-269-0400, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-269-0400 |
| Primary Part Number | 250R137WC12 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Connection Type | EXTERNAL QUICK DISCONNECT ALL ENDS |
| Material Document and Classification | AST-484A ASSN STD SINGLE MATERIAL RESPONSE AND AST-582,A ASSN STD SINGLE MATERIAL RESPONSE BODY A |
| Quick Disconnect Nominal Size | 0.750 INCHES ALL ENDS IN |
| Surface Treatment | PASSIVATE BODY |
| Material | STEEL CORROSION RESISTING BODY |
| Quick Disconnect Method | SPRING PUSH-PULL ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 250R137WC12 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| 2914556-16 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 250R117WC12 | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
NSN 4730-01-269-0400 is a Coupling Half,quick Disconnect, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-269-0400 has 1 manufacturer part number on file: 250R137WC12 (Transdigm Inc Div Adelwiggins Group).
Key specifications for 250R137WC12: Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS; Material Document and Classification: AST-484A ASSN STD SINGLE MATERIAL RESPONSE AND AST-582,A ASSN STD SINGLE MATERIAL RESPONSE BODY A; Overall Length: 2.869 INCHES NOMINAL IN; Quick Disconnect Nominal Size: 0.750 INCHES ALL ENDS 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.
NSN 4730-01-269-0400 has DEMIL Code Q. 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.