The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-012-9943, 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 Stratoflex Products Division Coupling Business Unit. Government technical data includes 22 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-012-9943 |
| Primary Part Number | 50309 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit |
| Status | ACTIVE |
| Seat Angle | 12.0 DEGREES |
| Bolt Hole Nominal Diameter | 0.219 INCHES IN |
| Connection Style | FLARELESS ALL ENDS |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Leg Length | 1.400 INCHES NOMINAL IN |
| Bolt Circle Nominal Diameter | 0.812 INCHES IN |
| Material Document and Classification | AMS 5643,COND A ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Distance From Mounting Flange to Fluid End | 1.400 INCHES NOMINAL IN |
| Thread Class | 3A ALL ENDS A |
| Basic Shape Style | TRIANGULAR STYLE 5 MUST HAVE 3 BOLT HOLES FIRST QUICK DISCONNECT END |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 3 |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Nominal Thickness | 0.100 INCHES IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Features Provided | SELF-SEALING |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Mounting Flange Location | SECOND LEG |
| Surface Treatment | PASSIVATE BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 50309 PRIMARY | Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit (USA) |
NSN 4730-01-012-9943 is a Coupling Half,quick Disconnect, manufactured by Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-012-9943 has 1 cross-referenced part number: 50309 (Parker-Hannifin Corporation Div Stratoflex Products Division Coupling Business Unit).
There are 6 known substitutes for 4730-01-012-9943: 5950-00-083-8993, 3010-00-512-0590, 5310-00-917-4145 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 50309: Seat Angle: 12.0 DEGREES; Bolt Hole Nominal Diameter: 0.219 INCHES IN; Connection Style: FLARELESS ALL ENDS; Quick Disconnect Method: PUSH-PULL ALL ENDS. 23 total characteristics are documented in the Federal Logistics Information System.