Keysight Technologies · Electronic Components
124-12
Jack, Telephone
Part Number124-12
ManufacturerKeysight Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-836-2049 (NSN)
Federal Item NameJACK,TELEPHONE
Federal Supply Class5935 — Connectors, Electrical
Nominal Thread Size0.375 INCHES
Thread Series DesignatorUNEF
Thread Quantity Per Inch32
Electrical Insulation FeatureUNINSULATED
Vendor Part Numbers1251-0072
ESD/EMICode A — ESD/EMI sensitive item
Signal Delay MethodINDUCTANCE
Pulse Rise Time Rating110.0 NANOSECONDS
Segment Quantity Per Section20 SINGLE SECTION
Mounting Facility Quantity24
Operating Temp Range-55.0 TO 125.0 CELSIUS
Body Width0.580 INCHES MAXIMUM
Body Depth0.300 INCHES MAXIMUM
Segment Delay Time60.000 NANOSECONDS NOMINAL SINGLE SECTION ALL SEGMENTS
Section Delay Time1200.000 NANOSECONDS NOMINAL SINGLE SECTION
Input Impedance Rating100.000 OHMS
Body Length1.300 INCHES MAXIMUM
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 124-12 available?
We can source 124-12 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 124-12 by Keysight Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 124-12 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 124-12?
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 124-12?
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.