Raytheon Company · Electronic Components
557825-1
Voltmeter — Test Instruments
Part Number557825-1
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-730-4993 (NSN)
Federal Item NameVOLTMETER
Federal Supply Class6625 — Test Instruments
Measurement Range+0.0 TO 3.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S)
Power SourceEXTERNAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.086 INCHES NOMINAL
Nuclear Hardness Critical FeatureNONHARDENED
Sensitivity Rating200.0 MICROAMPERES
MaterialSTEEL
Special Markings+ SHALL BE ON OR NEAR POS TERMINAL
Overall Diameter2.675 INCHES NOMINAL
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL
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 557825-1 available?
We can source 557825-1 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 557825-1 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 557825-1 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 557825-1?
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 557825-1?
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.