Undersea Sensor Systems · Electronic Components
9999-4000-001
Ammeter — Test Instruments
Part Number9999-4000-001
ManufacturerUndersea Sensor Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-814-6701 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Circuit Construction TypeNONELECTRONIC
Furnished Items And QuantityNUT 1; WASHER 1
Surface TreatmentENAMEL SEMIGLOSS
Accuracy In Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Special MarkingsRED DOT AT POS TERM.
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
ColorUNABLE TO DECODE
Environmental ProtectionCOLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT
Nuclear Hardness Critical FeatureNONHARDENED
Movement TypeMOVING COIL, PERMANENT MAGNET
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 9999-4000-001 available?
We can source 9999-4000-001 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 9999-4000-001 by Undersea Sensor Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9999-4000-001 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 9999-4000-001?
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 9999-4000-001?
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.