Lockheed Martin · Electronic Components
MS27240-4
Switch, Sensitive
Part NumberMS27240-4
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-938-4793 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Body StyleBUSHING MOUNTED
Actuator Height0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
Contact Load Current Rating At Max7.000 AMPERES RESISTIVE DC AND 4.000 AMPERES INDUCTIVE DC AND 4.000 AMPERES MOTOR DC
Thread Series DesignatorUNS
Nominal Thread Size0.469 INCHES
Bushing Length0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
Actuator Diameter0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
Features ProvidedACTUATOR SEAL
Body Length1.200 INCHES MAXIMUM
Actuator Movement0.040 PRETRAVEL INCHES MAXIMUM AND 0.125 OVERTRAVEL INCHES MINIMUM AND 0.020 DIFFERENTIAL INCHES MAXIMUM
Terminal Type And Quantity12 WIRE LEAD
Cancelled NSN5930-01-446-5499 (cancelled)
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 MS27240-4 available?
We can source MS27240-4 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 MS27240-4 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27240-4 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 MS27240-4?
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 MS27240-4?
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.