Simmonds Precision Products · Electronic Components
EA1521-42A
Resistance Element
Part NumberEA1521-42A
ManufacturerSimmonds Precision Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-501-8013 (NSN)
Federal Item NameRESISTANCE ELEMENT
Federal Supply Class5905 — Resistors
MaterialCOPPER ALLOY 706
Surface TreatmentVARNISH
Terminal TypeHOLE
Width0.750 INCHES NOMINAL
Thickness0.062 INCHES NOMINAL
Unit TypeWIRE
Mounting ConfigurationW/2 MTG HOLES
Electrical Resistance56397.0 OHMS
Terminal Quantity2
Terminal Diameter0.094 INCHES
Resistance Tolerance In Percent-3.0 TO 3.0
Cancelled NSN5905-00-314-7726 (cancelled)
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 EA1521-42A available?
We can source EA1521-42A 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 EA1521-42A by Simmonds Precision Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EA1521-42A 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 EA1521-42A?
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 EA1521-42A?
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.