Westinghouse Electric Corp. · Electronic Components
431L257
Rectifier, Metallic
Part Number431L257
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-00-349-6986 (NSN)
Federal Item NameRECTIFIER,METALLIC
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Temp Rating35.0 CELSIUS
Circuit Connection Style DesignatoDOUBLER 1 PHASE
Overall Height4.000 INCHES NOMINAL
Rms Input Maximum Voltage Rating231.0 VOLTS
Terminal TypeSOLDER LUG
Load TypeRESISTIVE
Overall Length5.344 INCHES NOMINAL
Mounting MethodBRACKET(S)
MaterialSELENIUM
Environmental ProtectionFUNGUS AND HUMIDITY RESISTANT AND SALT SPRAY RESISTANT
Overall Width4.000 INCHES NOMINAL
Vendor Part NumbersS1621222, 33B5834G54, 6D114KJC1M
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 431L257 available?
We can source 431L257 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 431L257 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 431L257 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 431L257?
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 431L257?
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.