Thales USA · Electronic Components
10857-1
Switch Section, Rotary
Part Number10857-1
ManufacturerThales USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-039-4570 (NSN)
Federal Item NameSWITCH SECTION,ROTARY
Federal Supply Class5930 — Switches
Pole Quantity1 SINGLE SECTION REAR
Rotor Through Connection Quantity6 SINGLE SECTION
Contact Switching ActionMAKES BEFORE BREAKS SINGLE SECTION FRONT
Throw Quantity7 SINGLE SECTION FRONT
Precious Material And LocationCONTACTS SILVER AND ROTOR SILVER
Style DesignatorSWITCH SECTION, ROTARY
Longest Horizontal Distance Betwee1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Body Thickness0.062 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.126 INCHES NOMINAL SINGLE MOUNTING FACILITY
Precious MaterialSILVER
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Vendor Part Numbers240819-NC, 4-1526-566
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 10857-1 available?
We can source 10857-1 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 10857-1 by Thales USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 10857-1 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 10857-1?
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 10857-1?
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.