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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
174AS581
Attenuator, Variable
Part Number174AS581
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-086-3785 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Center To Center Distance Between0.750 INCHES NOMINAL
Coaxial Connector Series DesignatiWPM
Insertion Loss At Minimum Attenuat0.7
Mounting Facility Type And Quantit4 THREADED HOLE(S)
Body StyleCOAXIAL TYPE
Overall Attenuation Range In Decib+0.0 TO 69.0
Overall Width1.375 INCHES MAXIMUM
Mounting Thread Quantity32 PER INCH
Terminal Type And Quantity2 CONNECTOR, COAXIAL, FEMALE
Voltage Standing Wave Ratio1.30 AND 1.40
Frequency Range0.000 HERTZ MINIMUM AND 2.500 GIGAHERTZ MAXIMUM
Vendor Part Numbers8142S-104
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 174AS581 available?
We can source 174AS581 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 174AS581 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 174AS581 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 174AS581?
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 174AS581?
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.