MIL-SPEC · Electronic Components
RB08CE42731B
Resistor, Fixed, Wire Wound
Part NumberRB08CE42731B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-097-1388 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Resistance Tolerance In Percent-0.100 TO 0.100
Test Data Document81349-MIL-R-93 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Body Length0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
Terminal TypeTAB, SOLDER LUG
Terminal Length0.313 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
Style DesignatorRADIAL TERMINAL EACH END
Ambient Temp At Full Rated Power125.0 CELSIUS
Body Diameter0.406 INCHES MINIMUM AND 0.594 INCHES MAXIMUM
Power Dissipation Rating In Watts0.250 FREE AIR
Inclosure TypeENCAPSULATED
Cubic Measure0.156 CUBIC INCHES
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 RB08CE42731B available?
We can source RB08CE42731B 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 RB08CE42731B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RB08CE42731B 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 RB08CE42731B?
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 RB08CE42731B?
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.