The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-565-7805, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-565-7805 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | DOUBLE THREADED SECTION BOSS FITTING GASKET W/LOCKNUT SEALING ALL ENDS |
| Bolt Circle Nominal Diameter | 1.625 INCHES IN |
| Connection Type | EXTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Type | THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Bolt Hole Nominal Diameter | 0.188 INCHES IN |
| Mounting Flange Location | FIRST LEG |
| Leg Length | 1.188 INCHES NOMINAL IN |
| Features Provided | SAFETY LOCKING FEATURE |
| Basic Shape Style | ROUND FIRST QUICK DISCONNECT END |
| Distance From Mounting Flange to Fluid End | 1.188 INCHES NOMINAL IN |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Nominal Outside Diameter | 2.000 INCHES IN |
| Bolt Hole Quantity | 6 |
| Thread Class | 3A ALL ENDS A |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | TWIST-LOCK ALL ENDS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Nominal Thickness | 0.062 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| WB2700-8-2 | 3/9 Design control — primary reference Weba Inc |
NSN 4730-00-565-7805 is a Coupling Half,quick Disconnect, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-565-7805: Connection Style: DOUBLE THREADED SECTION BOSS FITTING GASKET W/LOCKNUT SEALING ALL ENDS; Bolt Circle Nominal Diameter: 1.625 INCHES IN; Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS; Connection Type: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION. 19 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.