Iet Labs Inc. · Electronic Components
7542
Resistor, Variable, Nonwire Wound,
Part Number7542
ManufacturerIet Labs Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-073-0066 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Shaft Length0.500 INCHES NOMINAL
Mounting Bushing Length0.250 INCHES NOMINAL
Actuator TypeSINGLE SHAFT
Actuator Travel Control FeatureCLUTCH
Ambient Temp In Deg Celsius Per Se55.0 SINGLE SECTION
Terminal Type And Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Secti2.0 FREE AIR SINGLE SECTION
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Temp Coefficient Of Resistance Per-25.0 TO 25.0 SINGLE SECTION
Terminal LocationREAR END
Screw Thread Series DesignatorUNEF
ESD/EMICode B — ESD/EMI sensitive item
Winding Operating Voltage440.00 AC VOLTS NOMINAL SECOND COMPONENT SECOND PRIMARY
Inclosure TypeFULLY INCLOSED
Maximum Transformer Power Rating2.0 KILOVOLT-AMPERE SINGLE COMPONENT
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Vendor Part NumbersTF-2-17439-S
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 7542 available?
We can source 7542 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 7542 by Iet Labs Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 7542 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 7542?
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 7542?
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.