Naval Air Warfare Center Aircraft Division, Lakehurst · Electronic Components
B403741-12
Switch, Pressure
Part NumberB403741-12
ManufacturerNaval Air Warfare Center Aircraft Division, Lakehurst
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-836-5988 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Contact Adjustment TypeEXTERNAL ACTUATION POINT SCREW
Longest Vertical Distance Between3.000 INCHES NOMINAL
Contact Load Current Rating2.0 AMPERES INDUCTIVE LOAD EIGHTH VOLTAGE
Contact Voltage Rating In Volts440.0 DC AT SEA LEVEL SEVENTH VOLTAGE
Thread Series DesignatorUNF SINGLE PRESSURE CONNECTION
Hazardous Locations EnvironmentalSPLASHPROOF
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Pressure Connector TypePLAIN, THREADED INTERNAL SINGLE CONNECTION
Body Height10.938 INCHES NOMINAL
Contact Action StimulusINCREASE
Features ProvidedELECTRICAL ACCESS PORT
Vendor Part Numbers222-20NB14-2222591
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 B403741-12 available?
We can source B403741-12 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 B403741-12 by Naval Air Warfare Center Aircraft Division, Lakehurst obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B403741-12 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 B403741-12?
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 B403741-12?
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.