Shallco, Inc. · Electronic Components
T255G
Attenuator, Variable
Part NumberT255G
ManufacturerShallco, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-257-6798 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Power Rating600.0 MILLIWATTS AVERAGE
Frequency Range0.000 HERTZ MINIMUM AND 20.000 KILOHERTZ MAXIMUM
Mounting Facility Nominal Screw Th0.164 INCHES
Attenuation Per Step In Decibels2.0
Mounting Thread Quantity32 PER INCH
Terminal Type And Quantity3 TAB, SOLDER LUG
Body Diameter2.250 INCHES NOMINAL
Attenuation Variation MethodSTEPPED
Distance Between Mounting Facility1.500 INCHES NOMINAL
Application DesignAUDIO
Mounting Facility Type And Quantit2 THREADED HOLE(S)
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 T255G available?
We can source T255G 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 T255G by Shallco, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If T255G 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 T255G?
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 T255G?
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.