Mcmaster-Carr Supply Co · Electronic Components
56905K81
Magnet, Permanent
Part Number56905K81
ManufacturerMcmaster-Carr Supply Co
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-468-3126 (NSN)
Federal Item NameMAGNET,PERMANENT
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Thickness0.625 INCHES NOMINAL
MaterialALUMINUM ALLOY
ShapeCYLINDRICAL
Face Size0.688 INCHES DIAMETER
Overall Diameter0.688 INCHES NOMINAL
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 56905K81 available?
We can source 56905K81 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 56905K81 by Mcmaster-Carr Supply Co obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 56905K81 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 56905K81?
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 56905K81?
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.