MIL-SPEC · Electronic Components
MR49W400ACAAH
Ammeter — Test Instruments
Part NumberMR49W400ACAAH
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-192-7679 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Circuit Attachment Method And Quan2 THREADED STUD
Mounting Stud Diameter0.250 INCHES NOMINAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 400.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Scale Selection MethodSWITCH
Overall Length11.000 INCHES MAXIMUM
Frequency Response Range+59.100 TO 60.900 HERTZ
Power SourceEXTERNAL
Movement TypeMOVING IRON VANE
Scale Division Quantity40 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 MR49W400ACAAH available?
We can source MR49W400ACAAH 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 MR49W400ACAAH by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MR49W400ACAAH 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 MR49W400ACAAH?
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 MR49W400ACAAH?
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.