Emerson Electric Co White Rodgers Co Div · Electronic Components
770-1
Switch, Inertia
Part Number770-1
ManufacturerEmerson Electric Co White Rodgers Co Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-155-1248 (NSN)
Federal Item NameSWITCH,INERTIA
Federal Supply Class5930 — Switches
Contact Action StimulusINCREASE
Unthreaded Mounting Hole Diameter0.120 INCHES NOMINAL
Body Length4.000 INCHES NOMINAL
Contact Adjustment Range+0.07 TO 12.00 ACTUATION POINT KNOTS AND +0.07 TO 12.00 DEACTUATION POINT KNOTS
Contact Voltage Rating In Volts277.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact AdjustabilityACTUATION POINT ADJUSTABLE AND DEACTUATION POINT ADJUSTABLE
Style DesignatorRECTANGULAR W/MOUNTING LUGS
Contact Load Current Rating1.07 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Adjustment TypeEXTERNAL ACTUATION POINT KNOB AND EXTERNAL DEACTUATION POINT KNOB
Distance Between Mounting Facility2.875 INCHES NOMINAL
Operating Temp Rating-40.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM
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 770-1 available?
We can source 770-1 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 770-1 by Emerson Electric Co White Rodgers Co Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 770-1 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 770-1?
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 770-1?
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.