MIL-SPEC · Electronic Components
MR49W300DCVVH
Voltmeter — Test Instruments
Part NumberMR49W300DCVVH
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-192-7685 (NSN)
Federal Item NameVOLTMETER
Federal Supply Class6625 — Test Instruments
Overall Width4.250 INCHES MINIMUM AND 4.750 INCHES MAXIMUM
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 300.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Stud Diameter0.250 INCHES NOMINAL
Mounting Facility Type And Quantit4 THREADED STUD(S)
Center To Center Distance Between3.375 INCHES NOMINAL
Meter Body Diameter Behind Mountin3.980 INCHES MAXIMUM
Nuclear Hardness Critical FeatureNONHARDENED
Overall Height4.250 INCHES MINIMUM AND 4.750 INCHES MAXIMUM
Accuracy In Percent-1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
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 MR49W300DCVVH available?
We can source MR49W300DCVVH 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 MR49W300DCVVH by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MR49W300DCVVH 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 MR49W300DCVVH?
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 MR49W300DCVVH?
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.