Hickok Waekon · Electronic Components
490-043
Meter, Electrical Frequency
Part Number490-043
ManufacturerHickok Waekon
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-151-7801 (NSN)
Federal Item NameMETER,ELECTRICAL FREQUENCY
Federal Supply Class6625 — Test Instruments
Mounting Hole Diameter0.141 INCHES NOMINAL
Movement TypeMOVING IRON VANE
Measurement Range+55.0 TO 65.0 HERTZ SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Power SourceEXTERNAL
Circuit Current For Which DesignedDC
Overall Height3.750 INCHES NOMINAL
Movement Suspension MethodJEWEL PIVOT BASE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Vendor Part NumbersS49-59, S49M-55-65HZ
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 490-043 available?
We can source 490-043 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 490-043 by Hickok Waekon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 490-043 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 490-043?
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 490-043?
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.