The Connector,hydraulic, cataloged under National Stock Number 4730-01-018-2501, 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 Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-018-2501 |
| Primary Part Number | 1543439-3 |
| Item Name | Connector,hydraulic |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Overall Diameter | 0.188 INCHES NOMINAL IN |
| General Characteristics Item Description | 0.144 IN. ID, 30 DEG CHHAMFER IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 1543439-3 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 4730010182501 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 15434393 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 1543439-3 | 5/9 Secondary reference U.S. Government activity |
| 1543439-3 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
NSN 4730-01-018-2501 is a Connector,hydraulic, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-018-2501 has 1 manufacturer part number on file: 1543439-3 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 1543439-3: Overall Diameter: 0.188 INCHES NOMINAL IN; General Characteristics Item Description: 0.144 IN. ID, 30 DEG CHHAMFER IN; Overall Width: 0.022 INCHES NOMINAL IN; End Item Identification: UKM TANK, COMBAT, FT, 120MM GUN (M1A1) MM. 3 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.