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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
174AS573
Attenuator, Variable
Part Number174AS573
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-181-4834 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Coaxial Connector Series DesignatiSMA
Mounting Facility PatternFOUR POSITION RECTANGULAR
Overall Width1.810 INCHES NOMINAL
Frequency Range0.500 GIGAHERTZ MINIMUM AND 1.000 GIGAHERTZ MAXIMUM
Overall Length2.620 INCHES NOMINAL
Application DesignTRANSMISSION LINE
Overall Height0.500 INCHES MAXIMUM
Body StyleIRREGULAR
Center To Center Distance Between1.240 INCHES NOMINAL
Adjustment Device Type And Quantit1 ELECTRONIC, VOLTAGE CONTROLLED
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL
Vendor Part NumbersMD-42T8
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 174AS573 available?
We can source 174AS573 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 174AS573 by Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 174AS573 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 174AS573?
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 174AS573?
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.