Boss contains 0.375-16 unc thd hole through one wall
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 6320-01-029-4220
NSN 5985-01-069-9911
NSN 6135-01-469-6429
NSN 6130-01-525-8269
NSN 5985-00-189-0599
NSN 5965-00-492-1737
NSN 6220-00-827-0227
NSN 5920-01-168-7810
NSN 5895-00-495-4688
NSN 7035-01-354-9382
NSN 7035-01-027-8569
NSN 2925-01-633-4048