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Emergency Valve
Aluminum Tapered Seat Style
  • Stainless Trim
  • Teflon Encapsulated Seals
Betts tapered seat emergency valves are designed and manufactured to use Teflon encapsulated seals for compatibility with a wide range of products. Body is constructed of aluminum with stainless steel trim. Shear section tested per TTMA RP84 and meets 49CFR178.345-8.

Air operated valves are provided with an external air cylinder to help prevent gasoline or other products from contaminating the air supply. The air cylinder is hard-coated aluminum with a polished stainless steel shaft. Cylinders have 1/8" NPT port for air connection and are supplied with a fusible plug installed.
Betts External Air Operated Emergency Valves
Unit of Measure
Items Betts External Air Operated Emergency Valves
BETEV46454ALTS
Emergency Valve
Price $547.42
Betts grooved air evalve 90
BETEV46455ALTS
Emergency Valve
Price $542.22
Betts Emergency Valve Parts
BETAC35005ALB
External Air Cylinder
Price $276.57
Package Type N/A Each
Units Per Package N/A 1
Size N/A 4 " N/A 4 " N/A
Style N/A Flanged 90º N/A Grooved 90º N/A
Body Material N/A Aluminum N/A Aluminum N/A
Seal Material N/A Tef-O-Sil N/A Tef-O-Sil N/A Buna
Manufacturer N/A Betts
Vendor Item # N/A EV46454ALTS N/A EV46455ALTS N/A AC35005ALB
Weight N/A 13.20 lb N/A 13.20 lb N/A 2.3 lb
Qty Req'd for Discount N/A 4 N/A 4 N/A
% Discount at Checkout N/A 6 % N/A 6 % N/A