The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-081-0801, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 12 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-081-0801 |
| Primary Part Number | 272-1256PT12ISSUE9 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Connection Style | FLARED ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Leg Length | 0.563 INCHES NOMINAL IN |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES |
| Surface Treatment | ANODIZE BODY |
| Thread Class | 3A ALL ENDS A |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 272-1256PT12ISSUE9 | Raytheon Company (USA) |
| 6005R40W6 | Transdigm Inc Div Adelwiggins Group (USA) |
| 272-1256PT12ISSUE9 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 272-1256PT12ISSUE9 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 4730-00-081-0801 is a Coupling Half,quick Disconnect, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-081-0801 has 3 manufacturer part numbers on file: 272-1256PT12ISSUE9 (Raytheon Company), 6005R40W6 (Transdigm Inc Div Adelwiggins Group), 272-1256PT12ISSUE9 (Raytheon Company Dba Raytheon Co).
Key specifications for 272-1256PT12ISSUE9: Connection Style: FLARED ALL ENDS; Style Designator: MALE COUPLING HALF; Overall Length: 2.031 INCHES NOMINAL IN; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES ALL ENDS IN. 12 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 4730-00-081-0801 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.