Cummins Power Generation Inc. · Electronic Components
508-0121
Insulator, Bushing
Part Number508-0121
ManufacturerCummins Power Generation Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-431-3764 (NSN)
Federal Item NameINSULATOR,BUSHING
Federal Supply Class5970 — Electrical Insulators
Outside Diameter0.282 INCHES NOMINAL
MaterialGLASS-CERAMIC AND MICA AND COTTON AND CERAMIC AND SILK AND FIBERGLASS AND GLASS AND PLASTIC POLYVINYL CHLORIDE (P
Style DesignatorCYLINDRICAL
Material TypeNATURAL AND UNBLEACHED AND SULFATE PAPER WOOD PULP PAPER COMPOSITION ONE
Material FormCLOTH OVERALL
End ConfigurationBOTH ENDS SQUARED
Overall Height0.105 INCHES NOMINAL
Inside Diameter0.250 INCHES NOMINAL
Cancelled NSN5970-01-242-4284 (cancelled)
Vendor Part Numbers6515NAB-500 ITEM 26
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 508-0121 available?
We can source 508-0121 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 508-0121 by Cummins Power Generation Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 508-0121 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 508-0121?
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 508-0121?
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.