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 5996-01-057-1981
NSN 5998-01-651-7060
NSN 5945-01-508-7882
NSN 5925-01-419-0217
NSN 5910-00-026-1205
NSN 5855-00-586-6255
NSN 6110-01-384-3913
NSN 6685-00-553-1995
NSN 5985-00-172-1121
NSN 6320-01-574-1915
NSN 5915-01-318-3336
NSN 6220-01-205-7688