Simpson Electric Company, Inc. · Electronic Components
04220
Ammeter — Test Instruments
Part Number04220
ManufacturerSimpson Electric Company, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-926-6903 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Circuit Current For Which DesignedDC
Style DesignatorROUND FLUSH MTG
ColorUNABLE TO DECODE
FSC Application DataTEST SET,ELECT. EQUIP.
Meter Depth Behind Mounting Flange1.390 INCHES NOMINAL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mountin2.170 INCHES NOMINAL
Accuracy In Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 100.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type And Quantit3 FLANGE
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL
Nonderated Continuous Voltage Rati50.0 DC SINGLE SECTION
Tolerance Range Per Section-20.00 TO 20.00 PERCENT SINGLE SECTION
Body Height0.150 INCHES MAXIMUM
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM
Terminal Type And Quantity2 UNINSULATED WIRE LEAD
Body Length0.300 INCHES MAXIMUM
Center To Center Distance Between0.200 INCHES NOMINAL
Terminal Length1.500 INCHES MINIMUM
Voltage Temp Limits Per Section In-75.0 TO 0.0 WITHOUT VOLTAGE APPLIED SINGLE SECTION
Terminal Diameter0.020 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 04220 available?
We can source 04220 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 04220 by Simpson Electric Company, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 04220 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 04220?
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 04220?
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.