O’Keefe Controls Co.
O’Keefe Controls Co.
4 Maple Drive
Monroe, CT 06468
Phone: 203.261.6711
Email: info@okeefecontrols.com • Website: www.okeefecontrols.com
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    Ball type check valves are produced inthree sizes: 10-32, 1/8" NPT and 1/4"NPT. They are available in both brassand stainless steel and are suitable foruse with liquids or gases. Free flow occursin one direction only; reverse flowis prevented.All valve seats are metal to metal construction.Minor amounts of seat leakage can beexpected. See General Specifications.
Unit of Measure

Specifications

Material

 N/A 303 SS

Ball Material

 N/A 304 SS

CV

 N/A 0.190

Cracking Pressure

 N/A 2 psig

Maximum Temperature

 N/A 300 ºF

Maximum Operating Pressure Gauge

 N/A 2000 psig

Additional wetted material

 N/A Loctite 609 / 680

Connection A

 N/A 1/4" NPT Male

Connection B

 N/A 1/4" NPT Male

Seat Leakage

 N/A 20 SSCM (max.) air flow at 25 psi differential

Dimensions

Width Across Flats (Hex)

 N/A 9/16 in

Total Length

 N/A 1.38 in

Flow Data

Air Flow at 100 psig

 N/A 781 ft³/h

Water Flow at 100 psig

 N/A 1.9 gpm

Features

Features

 N/A
  • All metal construction
  • Long life operation
  • Choice of cracking pressure
  • High pressure capability