The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-820-3999, 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 Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-820-3999 |
| Primary Part Number | 2JC2409H02 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Connection Style | FLARED ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Features Provided | SELF-SEALING |
| Thread Series Designator | UNS ALL ENDS |
| Quick Disconnect Nominal Size | 0.500 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES |
| Style Designator | MALE COUPLING HALF |
| Thread Quantity Per Inch | 24 FIRST QUICK DISCONNECT END |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Connection Type | EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END |
| Leg Length | 0.531 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE BODY |
| Thread Class | 3A ALL ENDS A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2JC2409H02 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 2JC2409H02 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 10390-1 | Aerocontrolex Group, Inc. (USA) |
| 405-10390-1 | Aerocontrolex Group, Inc. (USA) |
NSN 4730-00-820-3999 is a Coupling Half,quick Disconnect, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-820-3999 has 4 cross-referenced part numbers: 2JC2409H02 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 2JC2409H02 (Northrop Grumman Systems Corporation Div Marine Systems), 10390-1 (Aerocontrolex Group, Inc.), 405-10390-1 (Aerocontrolex Group, Inc.).
There are 6 known substitutes for 4730-00-820-3999: 3020-00-126-3019, 3895-00-128-1257, 5895-01-341-1658 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2JC2409H02: Connection Style: FLARED ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN; Material: ALUMINUM ALLOY BODY; Quick Disconnect Method: PUSH-PULL ALL ENDS. 17 total characteristics are documented in the Federal Logistics Information System.