Raytheon · Electronic Components
821548-1
Insulator, Standoff
Part Number821548-1
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-151-5117 (NSN)
Federal Item NameINSULATOR,STANDOFF
Federal Supply Class5970 — Electrical Insulators
Identification Code ColorCLEAR
Mounting Facility Type And Quantit2 THREADED HOLE(S)
Outside Diameter0.500 INCHES NOMINAL
Thread LocationMOUNTING FACILITY AND MOUNTING BASE
Overall Height6.000 INCHES NOMINAL
Thread Class And Location2B MOUNTING BASE AND 2B MOUNTING FACILITY
Screw Thread Diameter And Location0.156 MOUNTING BASE INCHES NOMINAL AND 0.156 MOUNTING FACILITY INCHES NOMINAL
Style DesignatorPILLAR
Screw Thread Quantity Per Inch And32 MOUNTING BASE AND 32 MOUNTING FACILITY
Thread Length1.000 INCHES NOMINAL
MaterialPLASTIC POLYCARBONATE OVERALL
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 821548-1 available?
We can source 821548-1 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 821548-1 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 821548-1 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 821548-1?
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 821548-1?
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.