Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
I3
Catalog 3501E
Dubl-Barb
®
Fittings
A compact one piece, push-on hose barbed fitting for a quick,
economical way to connect polyethylene tubing.
Because of the many available variations in qualities of polyethylene
tubing, Dubl-Barb
®
fittings are recommended for use with Parker
Parflex
®
polyethylene tubing (or an equal grade). Parker Parflex
®
tubing is highly resistant to environmental stress cracking which is
necessary for long life when coupled with expansion fittings.
Nomenclature
Example: 231-8-6
Attribute:
231
RUN TEE
8
1/2
Tube O.D.
6
3/8
Pipe Thread
Applicable Tube
Tube Material:
Polyethylene
Tube O.D.:
1/8, 5/32, 1/4, 3/8, 1/2
Materials of Construction
Fittings:
CA345, CA360
Pressure and Temperature Range
Sizes 1/4 to 3/8:
Up to 150 PSI
-65
° to +90°F
Size 1/2:
Up to 100 PSI
-65
° to +75°F
Assembly Instructions
Cut tube squarely and simply push tube over the two barbs