Setra Systems · Electronic Components
30556
Switch, Liquid Level
Part Number30556
ManufacturerSetra Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-008-0547 (NSN)
Federal Item NameSWITCH,LIQUID LEVEL
Federal Supply Class5930 — Switches
Mounting PositionVERTICAL
Mounting MethodBRACKET(S)
Float Quantity1
Maximum Current Rating0.25 AMPERES RESISTIVE LOAD
Contact ArrangementSINGLE THROW,DOUBLE BREAK,NORMALLY OPEN
Voltage Rating At Maximum Rated Cu40.0 VOLTS
Liquid Type For Which DesignedHYDRAULIC OIL AND LUBRICANT, OIL AND SEA WATER AND VARIOUS FUELS
Mounting DimensionsMTD BY TWO 0.281 IN. DIA BOLT HOLES SPACED 1.750 IN. C TO C,0.625 IN. FROM TOP EDGE OF BRACKET
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Connector Manufacturer Code00534
Overall Diameter2.625 INCHES NOMINAL
Vendor Part NumbersLS-30556
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 30556 available?
We can source 30556 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 30556 by Setra Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 30556 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 30556?
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 30556?
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.