Bolt holes on face side counterbored to 1.531 in. By 0.031 in. Deep
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).
Classification: Flanges of iron or nonalloy steel
NSN 6220-00-646-9714
NSN 6620-01-446-6571
NSN 6685-01-053-9645
NSN 6620-01-567-2084
NSN 5990-01-458-9576
NSN 6620-00-137-0332
NSN 5905-00-883-6590
NSN 6130-00-716-0770
NSN 5990-00-973-8072
NSN 5998-01-414-4241
NSN 5895-01-014-4524
NSN 6220-00-156-4469