MIL-DTL-3970D, DETAIL SPECIFICATION: WAVEGUIDE ASSEMBLIES, RIGID, GENERAL SPECIFICATION FOR (25-NOV-1998) [SUPERSEDING MIL-W-3970C]
MIL-DTL-3970D, DETAIL SPECIFICATION: WAVEGUIDE ASSEMBLIES, RIGID, GENERAL SPECIFICATION FOR (25-NOV-1998) [SUPERSEDING MIL-W-3970C]., This specification covers the general requirements for rigid waveguide assemblies, hereinafter referred to as "assemblies".
(see 6.1).