The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-660-3016, 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 Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-660-3016 |
| Primary Part Number | 6320-20A-NG001 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit |
| Status | ACTIVE |
| Nominal Width Across Flats | 1.875 INCHES IN |
| Connection Style | FLARED FIRST FLUID END CONNECTION |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Material Document and Classification | AMS-QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | AMS-QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Nominal Outside Diameter Tube Accommodated | 1.25 INCHES FIRST FLUID END CONNECTION IN |
| Operating Pressure | 20.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Quick Disconnect Nominal Size | 1.25 INCHES FIRST QUICK DISCONNECT END IN |
| Maximum Operating Temp | 200.00 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | ALUMINUM BODY |
| Material | ALUMINUM NIPPLE |
| 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 |
|---|---|
| 6320-20A-NG001 | Mid-State Aerospace Inc Dba Mid-State Aerospace Inc (USA) |
| 6320-20A-NG001 PRIMARY | Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit (USA) |
| NGC550PW2AN | Mid-State Aerospace Inc Dba Mid-State Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| NGC550PW2AN | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 4730-01-660-3016 is a Coupling Half,quick Disconnect, manufactured by Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-660-3016 has 3 manufacturer part numbers on file: 6320-20A-NG001 (Mid-State Aerospace Inc Dba Mid-State Aerospace Inc), 6320-20A-NG001 (Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit), NGC550PW2AN (Mid-State Aerospace Inc Dba Mid-State Aerospace Inc).
Key specifications for 6320-20A-NG001: Nominal Width Across Flats: 1.875 INCHES IN; Connection Style: FLARED FIRST FLUID END CONNECTION; Connection Type: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION; Material Document and Classification: AMS-QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY. 11 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.