Keysight Technologies Inc. · Electronic Components
350B
Attenuator Assembly
Part Number350B
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-217-8581 (NSN)
Federal Item NameATTENUATOR ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Assembly Construction MethodENCASED IN CASE
Terminal TypeCOAXIAL CONNECTOR
Mounting MethodBUSHING
Output Impedance Rating In Ohms600.0
Input Impedance Rating In Ohms600.0
Attenuator TypeVARIABLE
Terminal Quantity4
Vendor Part Numbers637163, 110L105REV0, TS3114
Cancelled NSN5985-00-838-2826 (cancelled)
Overall Length12.000 INCHES NOMINAL
PhaseSINGLE
Overall Height8.000 INCHES NOMINAL
Overall Width8.000 INCHES NOMINAL
ESD/EMICode A — ESD/EMI sensitive item
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 350B available?
We can source 350B 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 350B by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 350B 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 350B?
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 350B?
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.