Vishay · Electronic Components
P405
SCR Modules 1200 Volt 40 Amp
Part NumberP405
ManufacturerVishay
AvailabilityAvailable to order — request a quote
Specifications
NSN5310-00-237-7457 (NSN)
Additional NSNs6635-00-173-7180
Federal Item NameWASHER,FLAT
MaterialCOPPER ALLOY OVERALL
Overall Diameter0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM
Thickness0.040 INCHES NOMINAL
Hole Diameter0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM
Cross Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Federal Supply Class5310 — Nuts And Washers
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 P405 available?
We can source P405 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 P405 by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If P405 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 P405?
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 P405?
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.