Betts Aluminum TTMA Blind Flange

Description

Betts aluminum blind flanges are designed for use on cargo tanks with bolt-hole patterns in accordance with TTMA recommended practices. Flange performance is dependent on proper weld procedures with an achievable working pressure of 50 psi [3.4 bar]. Specifications   Size     Thickness (T)   O.D. B.C.  
# of Holes   Hole Dia. 2 in. .375 in.(9.5 mm) 4.63 in.(118 mm.) 3.75 in.(95.2 mm.) 6 .44 in.(11.2 mm.) 3 in. .375 in.(9.5 mm) 5.63 in.(143 mm.) 4.88 in.(124 mm.) 8 .44 in.(11.2 mm.) 4 in. .375 in.(9.5 mm) 6.63 in.  (168.4 mm.)   5.88 in.  (149.4 mm.)   8 .44 in.  (11.2 mm.)