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General Purpose � Push-To-Connect Pneumatic Quick Couplings HA Series Specifications Body Size (in.) 1/4 Rated Pressure (psi) 300 Temperature Range (Std. seals)* -40� to +250� F Locking Device 4 balls Vacuum Service Not Recommended * See Coupling Selection and Ordering Guide for Optional Seals Performance HA Series 50 50 40 40 30 30 1/4" 20 20 Features 10 10 AirFlowinSCFM 9 9 � Parker HA Series couplings are interchangeable with 8 8 ARO's 210 series couplings. See Table of Contents. 7 7 � Push to Connect design for easy one hand operation. 6 6 � HA Series couplings utilize a tubular valve for maximum 5 5 2 3 4 5 6 7 8 9 10 20 flow and a built-in sleeve guard to minimize accidental Pressure Drop in PSID disconnect. 100 PSI (Inlet Pressure) 80PSI � The HA Series is only available in 1/4" body size. How To Order � HA Series couplings have all brass bodies. � Standard seal material is Nitrile. See the Coupling Selection HA - 251 - 4FP and Ordering Information Guide at the beginning of Section Port Configuration A and the Fluid Compatibility Chart at the end of this FP - Female Pipe catalog for optional materials. MP - Male Pipe � Other port options available � contact the division. Port Size (1/16 of an inch) Unit � Formerly the 50A Series. 1 - Valved Coupler Body Size 25 - 1/4" Couplers HA Series Female Pipe Thread A Body NEW OLD Thread Dimensions (in.) Size Part No. Part No. Size Overall Hex Largest Wt. (LB) (in.) Brass Brass NPSF Length Size Diameter P/Piece C APneumatics A B C 1/4 HA-251-4FP C50A02-4-4 1/4-18 2.11 0.81 1.01 0.26 B 1/4 HA-251-6FP C50A02-4-6 3/8-18 2.14 0.81 1.01 0.27 Male Pipe Thread A Body NEW OLD Thread Dimensions (in.) Size Part No. Part No. Size Overall Hex Largest Wt. (LB) (in.) Brass Brass NPSF Length Size Diameter P/Piece A B C C 1/4 HA-251-4MP C50A01-4-4 1/4-18 2.26 0.81 1.01 0.24 1/4 HA-251-6MP C50A01-4-6 1/4-18 2.26 0.81 1.01 0.24 B * See page A-15 for Nipples Quick Coupling Division 8145 Lewis Road � Minneapolis, MN 55427 A-25 www.parker.com/quickcouplings
Goodyear Rubber Products
