Lockheed Martin · Electronic Components
673644
Attenuator, Variable
Part Number673644
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-212-7625 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Attenuation Variation MethodCONTINUOUS
Overall Attenuation Accuracy In De-0.70 TO 0.70
Power Rating250.0 KILOWATTS AVERAGE
Overall Height0.500 INCHES NOMINAL
Overall Attenuation Range In Decib+0.0 TO 70.0
Frequency Range8.600 GIGAHERTZ MINIMUM AND 9.500 GIGAHERTZ MAXIMUM
FSC Application DataRANGE CALIBRATOR SET
Terminal Type And Quantity2 FLANGE
Application DesignWAVEGUIDE
Overall Length1.750 INCHES NOMINAL
Voltage Standing Wave Ratio1.10 AND 2.00
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 673644 available?
We can source 673644 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 673644 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 673644 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 673644?
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 673644?
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.