Cardwell Condenser Corp. Lapointe-Admiral Div · Electronic Components
520D277-4
Holder, Electrical Card
Part Number520D277-4
ManufacturerCardwell Condenser Corp. Lapointe-Admiral Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5998-01-015-8558 (NSN)
Federal Item NameHOLDER,ELECTRICAL CARD
Federal Supply Class5998 — Circuit Card Assemblies
Surface TreatmentCHROMATE
Overall Width3.641 INCHES NOMINAL
Material Document And ClassificatiQQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE
MaterialALUMINUM ALLOY
Overall Height0.795 INCHES NOMINAL
Overall Length3.760 INCHES NOMINAL
Surface Treatment Document And ClaMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
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 520D277-4 available?
We can source 520D277-4 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 520D277-4 by Cardwell Condenser Corp. Lapointe-Admiral Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 520D277-4 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 520D277-4?
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 520D277-4?
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.