Mason Electric · Electronic Components
997-0021
Switch, Toggle
Part Number997-0021
ManufacturerMason Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-028-1040 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION SINGLE SWITCH UNIT
Mounting Surface To Terminal End D2.480 INCHES NOMINAL
Maximum Voltage Rating In Volts28.0 DC
Actuator StyleRECTANGULAR
Mounting MethodPANEL
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity6 TAB, SOLDER LUG
ColorGRAY/GREY SINGLE ACTUATOR
Actuator Width0.700 INCHES NOMINAL
Contact Load Current Rating At Max7.000 AMPERES RESISTIVE DC AND 3.000 AMPERES INDUCTIVE DC
Actuator Position Action RelationsUP POSITION MOMENTARY AND DOWN POSITION MOMENTARY AND CENTER POSITION MOMENTARY
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 997-0021 available?
We can source 997-0021 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 997-0021 by Mason Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 997-0021 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 997-0021?
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 997-0021?
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.