Ametek · Electronic Components
A0-91
Voltmeter — Test Instruments
Part NumberA0-91
ManufacturerAmetek
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-828-8394 (NSN)
Federal Item NameVOLTMETER
Federal Supply Class6625 — Test Instruments
Environmental ProtectionAIRTIGHT AND DUST RESISTANT AND FUNGUS RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRA
Furnished Items And QuantityNUT 5; LOCKWASHER 5; SEAL 1
Overall Width3.510 INCHES MAXIMUM
Mounting Stud Diameter0.105 INCHES NOMINAL
Scale Selection MethodTERMINAL
Mounting Facility Type And Quantit3 THREADED STUD(S)
Measurement Range+0.0 TO 600.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Special Test FeaturesCOMPLIES WITH MIL-M-10304
Nuclear Hardness Critical FeatureNONHARDENED
FSC Application DataTEST SET,ELECT. EQUIP.
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Vendor Part Numbers50-162031SJSJ2
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 A0-91 available?
We can source A0-91 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 A0-91 by Ametek obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A0-91 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 A0-91?
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 A0-91?
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.