The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-663-3041, 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 Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-663-3041 |
| Primary Part Number | ST6F6 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dixon Valve & Coupling Company, Llc Div Dixon Fire |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.750 INCHES SECOND FLUID END CONNECTION IN |
| Connection Type | THREADED INTERNAL PIPE SECOND FLUID END CONNECTION |
| Connection Type | GROOVED COUPLING FIRST QUICK DISCONNECT END |
| Style Designator | MALE COUPLING HALF |
| Operating Pressure | 7500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES SECOND FLUID END CONNECTION IN |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Quantity Per Inch | 14 SECOND FLUID END CONNECTION |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF SECOND FLUID END CONNECTION |
| 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 |
|---|---|
| ST6F6 PRIMARY | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
NSN 4730-01-663-3041 is a Coupling Half,quick Disconnect, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-663-3041 has 1 manufacturer part number on file: ST6F6 (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
Key specifications for ST6F6: Nominal Pipe Size Accommodated: 0.750 INCHES SECOND FLUID END CONNECTION IN; Connection Type: THREADED INTERNAL PIPE SECOND FLUID END CONNECTION; Connection Type: GROOVED COUPLING FIRST QUICK DISCONNECT END; Style Designator: MALE COUPLING HALF. 10 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.