The Coupling Assembly,quick Disconne, cataloged under National Stock Number 4730-01-323-5109, 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 Hydraflow. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Coupling Assembly,quick Disconne |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Hydraflow (CAGE 24984) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-323-5109 |
| Primary Part Number | 55054-7 |
| Item Name | Coupling Assembly,quick Disconne |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hydraflow |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 55054-7 PRIMARY | Hydraflow (USA) |
| Reference | Meaning |
|---|---|
| MBEU147666 | 5/9 Secondary reference Martin-Baker Aircraft Company Limited |
| MBEU147666 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 74B808240-101 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
| 10109050 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4730-01-323-5109 is a Coupling Assembly,quick Disconne, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-323-5109 has 1 manufacturer part number on file: 55054-7 (Hydraflow).
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.