Eaton Corp. Opns & Technical Center · I/O Modules
57-280
Resistor, Fixed, Wire Wound
Part Number57-280
ManufacturerEaton Corp. Opns & Technical Center
LifecycleNew at Mouser
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-173-7579 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Inclosure TypeENCASED
Body Height0.438 INCHES NOMINAL
Body Width3.375 INCHES NOMINAL
Test Data Document81349-MILR15109B SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Power Dissipation Rating In Watts90.000 FREE AIR
Style DesignatorTERMINALS ONE SIDE
Nondefinitive Spec Std DataIW FORM
Distance Between Centerlines Of Mo6.875 INCHES NOMINAL
Mounting Hole Size0.438 INCHES NOMINAL
Ambient Temp At Full Rated Power50.0 CELSIUS
Body Length7.750 INCHES NOMINAL
Vendor Part NumbersWL57-280
ESD/EMICode A — ESD/EMI sensitive item
Standard Pack Qty1
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 57-280 available?
We can source 57-280 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 57-280 by Eaton Corp. Opns & Technical Center obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 57-280 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 57-280?
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 57-280?
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.