NAVAIR/NAVSEA Design Activity · Electronic Components
1857251-207
Switch, Rotary
Part Number1857251-207
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-991-0535 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nonturn Device TypeTAB AT 3:00 OCLOCK
Switch Actuator Indexing Position7 SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Shaft Flat Slot Angular Location30.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Flat Height0.216 INCHES NOMINAL SINGLE ACTUATOR
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Diameter1.563 INCHES MAXIMUM
First Flat Length0.312 INCHES NOMINAL SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Vendor Part Numbers178188-F2C, 13562-4MLRC2, NA-601076-207
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 1857251-207 available?
We can source 1857251-207 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 1857251-207 by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1857251-207 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 1857251-207?
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 1857251-207?
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.