Keystone Electronics · Electronic Components
8440C
Threaded Standoff, Hexagonal, Nylon, UL94-V2, Flame Retardent, 0.250 Inch Outside Diameter, 0.500 Inch Length, 4-40 Thread
Part Number8440C
ManufacturerKeystone Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5365-01-414-7515 (NSN)
Federal Item NameSPACER,SPECIAL SHAPED
MaterialPLASTIC ALLYL
Inside Diameter0.250 INCHES NOMINAL
Outside Diameter0.500 INCHES NOMINAL
Federal Supply Class5365 — Bushings, Rings, Shims, And Spacers
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 8440C available?
We can source 8440C 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 8440C by Keystone Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8440C 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 8440C?
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 8440C?
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.