Navistar Intl Corp. Truck Br Ohio Plant · Electronic Components
556621C91
Switch, Pressure
Part Number556621C91
ManufacturerNavistar Intl Corp. Truck Br Ohio Plant
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-378-6619 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Style DesignatorCYLINDRICAL
Mounting MethodINPUT PORT
Media For Which DesignedLIQUID
Pressure Switch TypeGAGE
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 556621C91 available?
We can source 556621C91 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 556621C91 by Navistar Intl Corp. Truck Br Ohio Plant obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 556621C91 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 556621C91?
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 556621C91?
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.