The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-577-9620, 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 The Boeing Company Div Defense. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-577-9620 |
| Primary Part Number | 7M1262S12F |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY BODY |
| 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 |
|---|---|
| 7M1262S12F PRIMARY | The Boeing Company Div Defense (USA) |
| AE74538K | The Boeing Company Div Defense (USA) |
NSN 4730-01-577-9620 is a Coupling Half,quick Disconnect, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-577-9620 has 2 manufacturer part numbers on file: 7M1262S12F (The Boeing Company Div Defense), AE74538K (The Boeing Company Div Defense).
Key specifications for 7M1262S12F: Overall Length: 2.760 INCHES NOMINAL IN; Operating Pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Maximum Operating Temp: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF; Special Features: ASSEMBLY CONSISTS OF ALUMINUM VALVE, SLEEVE, RETAINER, AND ADAPTER;ALSO CONSISTS OF CRES SLEEVE, RETAINER AND 2 SPRINGS;ALSO CONSISTS OF NITRILE SEAL, POLYTETRAFLUOROETHYLENE RETAINER, TFE FILLED FLUOPROSILICONE;THREADING IS 1.0625-12 UNJ-3A; FOR 0.750 INCH TUBE A. 4 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.