Telephonics Corp./PRD Instruments · Electronic Components
185BS1
Attenuator, Variable
Part Number185BS1
ManufacturerTelephonics Corp./PRD Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-686-3986 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Voltage Standing Wave Ratio15.00
Overall Attenuation Range In Decib+0.0 TO 40.0
Mounting Facility Type And Quantit4 TERMINAL
Application DesignWAVEGUIDE
Terminal Type And Quantity2 FLANGE
Overall Length7.000 INCHES NOMINAL
Attenuation Variation MethodCONTINUOUS
Power Rating1.0 WATTS AVERAGE
Unthreaded Mounting Hole Diameter0.169 INCHES NOMINAL
Overall Width5.625 INCHES NOMINAL
Vendor Part Numbers9138283
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 185BS1 available?
We can source 185BS1 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 185BS1 by Telephonics Corp./PRD Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 185BS1 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 185BS1?
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 185BS1?
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.