MIL-SPEC · Electronic Components
CU105APS31
Coupler, Directional
Part NumberCU105APS31
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-248-8876 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Power Loss In Decibels25.0
Unit TypeWAVEGUIDE
Radio Frequency Rating8.5 GIGAHERTZ MINIMUM AND 9.6 GIGAHERTZ MAXIMUM
Terminal Fitting Controlling AgencJCENS; PHILCO CORP
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Design TypeUNIDIRECTIONAL
Overall Length8.688 INCHES NOMINAL
Overall Width2.313 INCHES NOMINAL
Overall Depth6.125 INCHES NOMINAL
Identifying NumberTERMINAL FITTING TYPE NO. UG-39/U; TYPE NO. UG-40/U
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is CU105APS31 available?
We can source CU105APS31 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is CU105APS31 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CU105APS31 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like CU105APS31?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for CU105APS31?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.