Narda Holdings, Inc. · Electronic Components
774-20
Attenuator, Fixed
Part Number774-20
ManufacturerNarda Holdings, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-135-4055 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Input Impedance Rating In Ohms50.0
Attenuation Accuracy In Decibels-0.75 TO 0.75
Output Impedance Rating In Ohms50.0
Voltage Standing Wave Ratio Freque+0.0 TO 10.0 GIGAHERTZ
Power Rating2.0 WATTS AVERAGE AND 300.0 WATTS PEAK
Voltage Standing Wave Ratio1.30
Rf Signal Attenuation In Decibels20.0
Attenuation Accuracy Reference Fre10.0 GIGAHERTZ
Overall Length2.660 INCHES NOMINAL
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Terminal Type And Quantity2 CONNECTOR
Vendor Part Numbers50MP-20-996
Overall Height1.313 INCHES NOMINAL
Radio Frequency Rating12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Power Loss In Decibels20.0
Design TypeBIDIRECTIONAL
Identifying NumberTERMINAL FITTING PART NO. M3922/53-005
Terminal Fitting Controlling AgencDEPARTMENT OF DEFENSE
Precious MaterialSILVER
Precious Material And LocationINTERNAL AND EXTERNAL SURFACES SILVER
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 774-20 available?
We can source 774-20 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 774-20 by Narda Holdings, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 774-20 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 774-20?
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 774-20?
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.