The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-652-7201, 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 Eaton Corporation Dba Eaton Inoac. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Eaton Corporation Dba Eaton Inoac (CAGE 0DT23) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-652-7201 |
| Primary Part Number | 221819 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Corporation Dba Eaton Inoac |
| 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 |
|---|---|
| 221819 PRIMARY | Eaton Corporation Dba Eaton Inoac (USA) |
NSN 4730-01-652-7201 is a Coupling Half,quick Disconnect, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-652-7201 has 1 manufacturer part number on file: 221819 (Eaton Corporation Dba Eaton Inoac).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-690-1595. Verify interchangeability with system specifications before substitution.
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.