National Stock number : 4730-01-190-9759
Quick Disconnect Coupling Half
| Available Quantity | 34 |
| Available Conditions | NE AR OH NS |
| Classification | Hose, Pipe, Tube, Lubrication and Railing Fittings - FSC 4730 |
| Schedule B | 7307290000 |
| Stock Check Date | 03/17/2026 |
Part-Number.info Quality System
- ISO 9001:2015 + AS9120B Certifed
- Audited supply chain
- Counterfeit Parts Prevention
- 100% Product Inspections
- 7 Year Record Retention
- HAZMAT Certified
- ITAR and DDTC Registered
Product Properties
Description
Quick Disconnect Coupling Half
Thread Class
3a all ends
Quick Disconnect Method
TWIST-Lock all ends
Quick Disconnect Nominal Size
0.438in. all ends
Connection Style
flareless all ends
Leg Length
0.484in.
Connection Type
threaded external tube first fluid end connection
Nominal Thread Size
0.562in. all ends ⁓9/16"
Seat Angle
12.0 degrees
Flow Angle
90.0 degrees
Nominal Outside Diameter Tube Accommodated
0.375in. all ends
Special Features
bulkhead threads on fluid end connection; mates with p/n HS4391-1 (nsn 4730-01-164-6723) to form coupling assembly HS4390/4391; operating pressure when coupled is 3000 psi
Material
steel corrosion resisting body
Material Document And Classification
QQ-S-763 fed spec single material response body
Surface Treatment
passivate body
Style Designator
male coupling half
Thread Series Designator
unjf all ends
