Home /
Catalog / Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier / 1287448-3
Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
1287448-3
Resistor, Fixed, Wire Wound, Induct
Part Number1287448-3
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-818-9020 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Resistance Tolerance In Percent-0.050 TO 0.050
Electrical Resistance50.000 OHMS
Inclosure TypeENCASEDENCASED
Body Length1.090 INCHES NOMINAL1.090 INCHES NOMINAL
Heat Sink Width5.000 INCHES5.000 INCHES
Reliability IndicatorNOT ESTABLISHEDNOT ESTABLISHED
Distance Between Centerlines Of Mo0.719 INCHES NOMINAL0.719 INCHES NOMINAL
Power Dissipation Rating In Watts25.000 HEAT SINK25.000 HEAT SINK
Mounting Hole Size0.125 INCHES NOMINAL0.125 INCHES NOMINAL
Body Height0.590 INCHES NOMINAL0.590 INCHES NOMINAL
Terminal Length0.425 INCHES NOMINAL0.425 INCHES NOMINAL
Vendor Part NumbersRH25-500A
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 1287448-3 available?
We can source 1287448-3 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 1287448-3 by Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1287448-3 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 1287448-3?
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 1287448-3?
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.