MIL-SPEC · Electronic Components
RWR81S3740FM
Resistor, Fixed, Wire Wound, Induct
Part NumberRWR81S3740FM
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-565-6769 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Style DesignatorAXIAL TERMINAL EACH END
Resistance Tolerance In Percent-1.000 TO 1.000
Body Length0.875 INCHES NOMINAL
Ambient Temp In Deg Celsius At Zer250.0
Terminal Width0.040 INCHES NOMINAL
Terminal TypeWIRE LEAD
Ambient Temp At Full Rated Power25.0 CELSIUS
Inclosure TypeENCAPSULATED
Terminal Length1.500 INCHES NOMINAL
Body Diameter0.312 INCHES NOMINAL
Electrical Resistance374.000 OHMS
ESD/EMICode A — ESD/EMI sensitive item
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 RWR81S3740FM available?
We can source RWR81S3740FM 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 RWR81S3740FM by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RWR81S3740FM 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 RWR81S3740FM?
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 RWR81S3740FM?
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.