The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-839-5120, 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 Tuthill Corp Hansen Coupling Div. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-839-5120 |
| Primary Part Number | 3000-43 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Quick Disconnect Nominal Size | 0.453 INCHES ALL ENDS IN |
| Leg Length | 0.500 INCHES NOMINAL IN |
| Connection Style | FLARED ALL ENDS |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Seat Angle | 45.0 DEGREES |
| Quick Disconnect Method | SPRING PUSH-PULL ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Thread Series Designator | UNF ALL ENDS |
| Features Provided | SELF-SEALING |
| Material | COPPER ALLOY BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3000-43 PRIMARY | Tuthill Corp Hansen Coupling Div (USA) |
NSN 4730-00-839-5120 is a Coupling Half,quick Disconnect, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-839-5120 has 1 cross-referenced part number: 3000-43 (Tuthill Corp Hansen Coupling Div).
There are 5 known substitutes for 4730-00-839-5120: 5950-00-227-8737, 4320-00-398-7831, 1420-00-629-2456 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3000-43: Quick Disconnect Nominal Size: 0.453 INCHES ALL ENDS IN; Special Features: GRUMMAN AEROSPACE A-10 AIRCRAFT; Leg Length: 0.500 INCHES NOMINAL IN; Connection Style: FLARED ALL ENDS. 16 total characteristics are documented in the Federal Logistics Information System.