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 5945-01-026-1230
NSN 5990-00-518-0684
NSN 5930-00-470-7455
NSN 5910-01-571-8500
NSN 5999-00-283-8722
NSN 6645-01-605-1485
NSN 6220-01-285-7080
NSN 5960-00-878-9486
NSN 4140-00-299-6328
NSN 6650-00-842-5463
NSN 7035-01-510-3876
NSN 4140-01-287-5429