1/4 (FFL) corresponds to a 7/16-20unf
3/8 (FFL) corresponds to a 5/8-18unf

Inch Acetal Fittings (Gray)
The PI Range of inch-size push-in fittings is offered for tube sizes 5/32" O.D. to 1/2" O.D. The fittings are manufactured in gray acetal copolymer with food grade nitrile O-ring, making them especially suitable for applications involving foodstuff and potable liquids. They are also suitable for air and inert gases and can therefore be used on CO2 lines, pneumatic applications and vacuum. 

Working Pressures and Temperatures 5/32”-5/16”
      Max. 230 psi at 68˚F 
      Max. 150 psi at 150°F
Working Pressures and Temperatures 3/8”-1/2” 
      Max. 150 psi at 68˚F
      Max. 100 psi at 150°F

Detailed technical information call our Thermoplastic Specialist

Items
jg12-2

Female Flare Connector 5/16"OD Tube 1/4"FFL Thread
Price $3.91

jg12-2

Female Flare Connector 3/8"OD Tube 1/4"FFL Thread
Price $3.48

jg12-2

Female Flare Connector 3/8"OD Tube 3/8"FFL Thread
Price $4.25
Webb/P# N/A .
Tube ID N/A
Thread Size N/A 1/4 ffl inches N/A 1/4 ffl inches N/A 3/8 ffl inches
NPTF Thread Size N/A
NPT Thread Size N/A
Stem N/A
Hose ID N/A
NOTICE: Plus shipping & handling charges to apply N/A "International orders and orders slated for export require special handling and additional documentation. We will contact you with the necessary details to facilitate a timely delivery and proper payment method."