The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-340-0342, 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 Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-340-0342 |
| Primary Part Number | 42593-035 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SEAL |
| Connection Style | FLARED W/GASKET SEAL (BOSS) ALL ENDS |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Type | THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Quick Disconnect Nominal Size | 0.500 INCHES ALL ENDS IN |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Surface Treatment | PASSIVATE BODY |
| Thread Class | 2A ALL ENDS A |
| Material | STEEL BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 42593-035 PRIMARY | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA) |
| S6VHC8-8EM | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
| SVHC8-8EM PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
NSN 4730-01-340-0342 is a Coupling Half,quick Disconnect, manufactured by Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-340-0342 has 3 manufacturer part numbers on file: 42593-035 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control), S6VHC8-8EM (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division), SVHC8-8EM (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division).
Key specifications for 42593-035: Furnished Items and Quantity: 1 SEAL; Connection Style: FLARED W/GASKET SEAL (BOSS) ALL ENDS; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS; Connection Type: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION. 13 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.