The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-601-1184, 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 Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-601-1184 |
| Primary Part Number | 773165-1 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
| Status | ACTIVE |
| Nominal Width Across Flats | 4.312 INCHES IN |
| Connection Style | SOCKET W/BRAZING RING ALL ENDS |
| Bolt Circle Nominal Diameter | 4.095 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST FLUID END CONNECTION |
| Connection Type | EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END |
| Style Designator | MALE COUPLING HALF |
| Bolt Hole Nominal Diameter | 0.218 INCHES IN |
| Nominal Outside Diameter Tube Accommodated | 2.000 INCHES ALL ENDS IN |
| Quick Disconnect Nominal Size | 2.000 INCHES ALL ENDS IN |
| Mounting Flange Location | FIRST LEG |
| Leg Length | 0.625 INCHES NOMINAL IN |
| Basic Shape Style | HEXAGON FIRST QUICK DISCONNECT END |
| Distance From Mounting Flange to Fluid End | 0.680 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Material | NICKEL ALLOY BODY |
| Quick Disconnect Method | PUSH-LOCK ALL ENDS |
| Nominal Thickness | 0.228 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 |
| Part Number | Manufacturer |
|---|---|
| 773165-1 PRIMARY | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| 773165-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-601-1184 is a Coupling Half,quick Disconnect, manufactured by Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-601-1184 has 1 manufacturer part number on file: 773165-1 (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co).
Key specifications for 773165-1: Nominal Width Across Flats: 4.312 INCHES IN; Connection Style: SOCKET W/BRAZING RING ALL ENDS; Bolt Circle Nominal Diameter: 4.095 INCHES IN; Connection Type: UNTHREADED INTERNAL TUBE FIRST FLUID END CONNECTION. 17 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.