DLA Weapons Support (Columbus) · Electronic Components
LO3551
Switch, Rotary
Part NumberLO3551
ManufacturerDLA Weapons Support (Columbus)
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-245-1468 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Overall Diameter1.284 INCHES NOMINAL
Nonturn Device Radius0.531 INCHES NOMINAL AT 3:00 OCLOCK
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Pole Quantity1 EACH SECTION FRONT
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Contact Voltage Rating In Volts0.03 DC AT SEA LEVEL
Overall Length5.955 INCHES NOMINAL
Thread Class2A SINGLE MOUNTING FACILITY
Shaft Length0.437 INCHES NOMINAL SINGLE ACTUATOR
Thread Length0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY
Criticality Code JustificationZZZY
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 LO3551 available?
We can source LO3551 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 LO3551 by DLA Weapons Support (Columbus) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LO3551 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 LO3551?
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 LO3551?
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.