SMC 689 Series T-Link Ball Valve

Design Considerations

• The 689 Series Valve was originally designed for the water purification industry as an RO or Ice Maker supply valve and is NSF Standard 42 Certified.

• The QEST Ends sized as follows:

1/4"QEST (3/8"OD TUBE or Copper Pipe)

3/8"QEST (1/2"OD TUBE or Copper Pipe)

1/2"QEST (5/8"OD TUBE or Copper Pipe).

Specifications

Material Options	Gray PVC (Standard)
End Options (BRANCH)	1/8"Male NPT, 1/4"Male NPT, 3/8"Male NPT 1/8"Female NPT, 3/8"Female NPT, 1/2"Female NPT 1/8"Barb, 1/4"Barb, 3/8"Barb, 1/2"Barb Tapered Barb 1/4"Push-To-Connect, 3/8"Push-To-Connect 3/8"BIB (Smooth Barb) 1/4"JACO, 3/8"JACO(Not NSF Standard 42 Certified) 1/2"FNPT with Stainless Support Ring
End Options (RUN)	1/4"QEST (3/8"OD Tube ) 3/8"QEST (1/2"OD Tube ) 1/2"QEST (5/8"OD Tube ) 1/2"Female NPSM x 1/2"Male NPSM 1/2"Male NPT x 1/2"Male NPT 3/4"Male NPT x 3/4"Male NPT
Seal Options	Buna-N, Ethylene Propylene
Handle Options	Long Handle (Standard) Short Handle
Ball Through Hole Diameter	0.437"
Maximum Operating Pressure	125 PSI
Maximum Operating Temperature	140 °F

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