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 5975-01-413-8351
NSN 5920-01-100-5571
NSN 6620-00-137-0332
NSN 7035-00-267-5424
NSN 6620-01-054-9346
NSN 5905-01-184-8043
NSN 5855-00-436-3852
NSN 5965-01-184-2477
NSN 5935-01-566-5426
NSN 6110-01-091-9703
NSN 5915-01-445-1674
NSN 6150-00-241-5439