Setra Systems, Inc. · Electronic Components
33940
Switch, Liquid Level
Part Number33940
ManufacturerSetra Systems, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-113-3315 (NSN)
Federal Item NameSWITCH,LIQUID LEVEL
Federal Supply Class5930 — Switches
Liquid Type For Which DesignedHYDRAULIC FLUID AND HYDRAULIC OIL
Mounting DimensionsMTD BY 1 1/4-11 1/2 NPT THD MTG BODY
Tank Insertion Length11.500 INCHES NOMINAL
Float Quantity1
Operating Temp Rating-65.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM
Contact ArrangementSINGLE POLE,SINGLE THROW,NORMALLYOPEN DRY
Actuation MethodBUOYANCY
Mounting PositionVERTICAL
Mounting MethodTHREAD
Vendor Part NumbersD300356PC21
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 33940 available?
We can source 33940 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 33940 by Setra Systems, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 33940 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 33940?
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 33940?
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.