Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
E4
Catalog 3501E
Air Brake–NTA
®
Fittings
Applicable Tube
Tube
Material:
SAE J844 type A & B nylon tubing
Tube O.D.:
3/16, 1/4, 3/8, 1/2, 5/8, 3/4
Fittings meet D.O.T. FMVSS 571.106 air brake specifications. Fittings
utilize a ribbed sleeve for compression and positive grip. Fittings are
pre-applied with thread sealant. Meets functional requirements of the
SAE automotive tube fitting standards: SAE J246 and SAE J1131.
Electroless nickel plated bodies can be used with bio-diesel.
Materials of Construction
Fittings:
Brass
Nuts:
Brass
Sleeve:
Brass
Thread Sealant:
Loctite Vibra-Seal 516
Nomenclature
Example: vs68nta-10-8
Attribute:
vs
Locite Vibra Seal 516
68
Male Connector
nta
Nylon Tube Air Brake
Fitting
10
5/8” (10/16)
Tube Size
8
1/2” (8/16)
Pipe Thread
Specifications
pRESSURE
RANGE:
Up to 150 PSI
Temperature
Ranges:
-40
° to +200°F
Assembly Instructions
1.
Cut tubing squarely–maximum of 15°
angle allowable. (Use of Parker tube cutter
PTC-001 is recommended.)
2.
Check that port or mating part is clean and
free of debris.
3.
Insert tubing into fitting until it bottoms on
seat.
4.
Tighten nut with wrench until one thread
remains visible on the fitting body; (this will
allow for a number of remakes) or, the nut
should be screwed down finger tight, then
the wrench-tightened as indicated in the
following table.
PTC-001
Tube Size
Additional Number
of Turns From
Hand-Tight
3/16
2-1/2
1/4
3
3/8 &1/2
4
5/8 &3/4
3-1/2