The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-559-0856, 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 Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt (CAGE 33813) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-559-0856 |
| Primary Part Number | 20B |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt |
| Status | ACTIVE |
| 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 |
|---|---|
| 20B PRIMARY | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt (USA) |
NSN 4730-01-559-0856 is a Coupling Half,quick Disconnect, manufactured by Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-559-0856 has 1 manufacturer part number on file: 20B (Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt).
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.