• Available with OS & Y bolted bonnet, integral screwed bonnet and bolted bonnet design. • ANSI B16.5 Flanged Inlet Connections 12" to 2" Sizes. • Class 150 rated to Class 2500 rated. • API Flanged Inlet Connections also available. • 12" - 14 NPT (Female) Standard Outlet. • 14" x 18 NPT (Female) Standard Vent. • Standard Material of construction: SS316 SS316L, Carbon Steel and Duplex.