The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-303-1421, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Parker-Hannifin Corporation Div Quick Coupling Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-303-1421 |
| Primary Part Number | 4650-12 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Div Quick Coupling Division |
| Status | ACTIVE |
| Style Designator | MALE COUPLING HALF |
| Connection Type | THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION |
| Surface Treatment | CADMIUM AND CHROMATE BODY |
| Mating End Identification | SNAP-TITE INC,COUPLING HALF,QUICK DISCONNET,PART NO. 4650-3 |
| Thread Series Designator | NPT ALL ENDS |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Connection Style | PLAIN ALL ENDS |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Leg Length | 0.797 INCHES NOMINAL IN |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4650-2 | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
| 2623131 | Naval Ship Systems Command (USA) |
| 4650-12 | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
| 4650-12 PRIMARY | Parker-Hannifin Corporation Div Quick Coupling Division (USA) |
| 2623131-1 | Naval Ship Systems Command (USA) |
NSN 4730-00-303-1421 is a Coupling Half,quick Disconnect, manufactured by Parker-Hannifin Corporation Div Quick Coupling Division, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-303-1421 has 5 cross-referenced part numbers: 4650-2 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division), 2623131 (Naval Ship Systems Command), 4650-12 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division), 4650-12 (Parker-Hannifin Corporation Div Quick Coupling Division), 2623131-1 (Naval Ship Systems Command).
There are 7 known substitutes for 4730-00-303-1421: 4730-00-152-6076, 4820-00-718-3026, 5930-00-728-9572 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4650-12: Style Designator: MALE COUPLING HALF; Connection Type: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION; Surface Treatment: CADMIUM AND CHROMATE BODY; Mating End Identification: SNAP-TITE INC,COUPLING HALF,QUICK DISCONNET,PART NO. 4650-3. 14 total characteristics are documented in the Federal Logistics Information System.