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All Categories > Pneumatic/Hydraulic Fittings & Couplings > Alkon PTC Fittings > Alkon Series AQ Brass Push-In Fittings > Item # AQ74-P-4X6X4  
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Item # AQ74-P-4X6X4, Alkon AQ74-P Male/Female Branch Tee

Brass Push-In Fittings
Made to Order - consult factory for price and availability.

Air Brake Brass Push-In Fittings
Alkon AQ-DOT Series meet D.O.T. FMVSS 571.106 Air Brake Performance Requirements; SAE J1131, J2494-1 & J2494-3 Air Brake Performance Requirements.

Materials of Construction:
Body (straights), tube supports and grippers: Brass CA 360; Forged Elbows and Tees: Brass CA377; "O" Ring: NBR-269, alternate compounds on request.

Product Features:

Positive Seal
Tube support area beyond "O" ring exceeds that of all competitive products, compensates for bias cut tubing and dramatically reduces troubleshooting time.

Swivel and Fixed Elbows and Tees
Convenient swivel threaded fittings that allow close center line installation, eliminating orientation problems. Fixed fittings offer the utmost in economy.

Thread Sealant
Pre-applied at no charge to all AQ Series male threads. Thread Sealant: Loctite® 516 standard (others available upon request).

Custom Designs
Alkon offers custom parts on short notice and welcomes these opportunities.



Male/Female Branch Tee

Tube O.D.

3/8 in.

Male Thread

1/4 in.

Female Thread

1/4 in.


1.08 in.


0.99 in.


1/2 in.


0.98 in.


1.31 in.

Temperature Range1

-40 to 212 ºF


NPTF Standard

Recommended Tubing


Polyurethane 95A Durometer

Working Pressure

The fitting is suitable for use up to the maximum working pressure of the recommended plastic tubing.

Value-Added Options

Nickel Plated Finish
Viton® O-Ring Seals
1 Other ranges available upon request.
2 For other thread standards consult factory.


·  How To Use Alkon Push-In Fittings

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