Price history on Walmart.com for
Check Valve 9/16 in-18 TPI Oxygen Male/Female B Size Right Hand 125 PSIG
See on WalmartProduct info
Check Valves 9/16 in - 18 Oxygen M/F B Size RH Western Enterprises Check Valves WARNING: This product can expose you to Lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Pressure [Nom]: 125 PSIG Size 1: B-Size - B-Size Connection Type: Male/Female Material: Brass/Stainless Steel Type: Check Valve Gas Type: Oxygen Wt.: 0.91 lb CGA No.: CGA-022 Thread - TPI or Pitch: 9/16 in - 18 Thread Direction: RH
... read more.