Amperite Co Inc. · Electronic Components
9-4
Resistor, Current Regulating
Part Number9-4
ManufacturerAmperite Co Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-259-8372 (NSN)
Federal Item NameRESISTOR,CURRENT REGULATING
Federal Supply Class5905 — Resistors
Envelope Type Per Mil E 1T9 (4-2) PER SPEC MIL-E-1B
Base TypeOCTAL
Threshold Voltage In Volts4.0
Current Range In Amps+0.88 TO 0.92
Current TypeAC/DC
Resistive Element Pin Connection2 AND 7
Cancelled NSN5905-00-201-3682 (cancelled)
ESD/EMICode A — ESD/EMI sensitive item
Thread Series DesignatorUNF POWER TAKEOFF FACILITY STUD
Mounting Facility PatternTWO POSITION IN-LINE
Thread Quantity Per Inch24 POWER TAKEOFF FACILITY STUD
Duty TypeCONTINUOUS
Terminal Type And Quantity5 THREADED STUD
Actuator Stroke TypeROTARY
Power Takeoff Connection TypeEXTERNAL THREAD(S)
Nominal Thread Size0.312 INCHES POWER TAKEOFF FACILITY STUD
Rotation Direction And Energizing30.0 CLOCKWISE
Mounting Facility Type And Quantit2 SLOT
Case Surface TreatmentCADMIUM
Vendor Part Numbers1-70B44303A, 70B44303A01
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 9-4 available?
We can source 9-4 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 9-4 by Amperite Co Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9-4 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 9-4?
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 9-4?
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.