Setra Systems, Inc. · Electronic Components
42856
Switch, Flow
Part Number42856
ManufacturerSetra Systems, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-024-2891 (NSN)
Federal Item NameSWITCH,FLOW
Federal Supply Class5930 — Switches
Contact Stimulus Rating2.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Media For Which DesignedLIQUID
Hazardous Locations EnvironmentalVIBRATION RESISTANT
Mounting MethodLINE AND THREADED BUSHING
Nominal Thread Size0.500 INCHES SINGLE THREADED BUSHING
Thread Series DesignatorNPT SINGLE THREADED BUSHING
Thread Quantity Per Inch14 SINGLE THREADED BUSHING
Contact Action StimulusINCREASE
Contact Load Current Rating45.4 MILLIAMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Terminal TypeWIRE LEAD
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 42856 available?
We can source 42856 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 42856 by Setra Systems, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 42856 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 42856?
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 42856?
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.