Ball valves are used throughout fuel piping systems where a shut off is required or desired.
Standard Features
Quarter turn operation
Full port for maximum flow and minimum pressure drop
Can be operated in partial open position for flow control
Double seal allows the valve to be operated in both directions
Blowout proof stem
600 PSIG non-shock cold working pressure rating for 1/4″ to 2″ size
450 PSIG non-shock cold working pressure rating for 2 1/2″ to 4″ size
1000 PSIG non-shock cold working pressure (691BSS)
Can be used for air service
691B/BSS is lockable with a padlock
691A is spring loaded auto return
Construction Details
13895 Westfair East Drive
Houston, TX 77041
281.664.7444 - Office
281.664.7445 - Fax
3312 Towerwood Dr.
Farmers Branch, TX 75234
214.357.1934 - Office
214.357.5001 - Fax
5040 SH 123, Building 300
San Marcos, TX 78666
830.608.9800 - Office
830.608.9804 - Fax