The Plug,hose, cataloged under National Stock Number 4730-01-672-7783, 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 4 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 | 4730-01-672-7783 |
| Primary Part Number | D4F4 |
| Item Name | Plug,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dixon Valve & Coupling Company, Llc Div Dixon Fire |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND INTERNAL |
| Nominal Thread Size | 0.500 INCHES INTERNAL IN |
| Thread Class | 2B INTERNAL |
| Thread Series Designator | NPTF INTERNAL |
| 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 |
|---|---|
| D4F4 PRIMARY | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
NSN 4730-01-672-7783 is a Plug,hose, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-672-7783 has 1 manufacturer part number on file: D4F4 (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
Key specifications for D4F4: Thread Direction: RIGHT-HAND INTERNAL; Nominal Thread Size: 0.500 INCHES INTERNAL IN; Part Name Assigned by Controlling Agency: HOSE COUPLING PLUG, FEMALE; Thread Class: 2B INTERNAL. 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.