Lockheed Martin Corporation · Electronic Components
142598
Insulator, Standoff
Part Number142598
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-281-0920 (NSN)
Federal Item NameINSULATOR,STANDOFF
Federal Supply Class5970 — Electrical Insulators
Mounting Facility Type And Quantit1 UNTHREADED HOLE(S)
Third Hole Spacing0.250 INCHES NOMINAL
First Counterbore Diameter0.406 INCHES NOMINAL
First Hole Diameter0.193 INCHES NOMINAL
Overall Width0.625 INCHES NOMINAL
Second Hole Diameter0.218 INCHES NOMINAL
Overall Height0.500 INCHES NOMINAL
Second Hole Spacing1.500 INCHES NOMINAL
First Counterbore Depth0.250 INCHES NOMINAL
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO) OVERALL
First Hole Spacing0.250 INCHES NOMINAL
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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 142598 available?
We can source 142598 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 142598 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 142598 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 142598?
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 142598?
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.