Lockheed Martin · Electronic Components
GMS5-21-16
Insulation Sleeving, Electrical
Part NumberGMS5-21-16
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-091-2846 (NSN)
Federal Item NameINSULATION SLEEVING,ELECTRICAL
Federal Supply Class5970 — Electrical Insulators
ColorCLEAR
Recovered Inside Diameter0.125 INCHES MAXIMUM
Style DesignatorSHRINKABLE
Expanded Inside Diameter0.250 INCHES MINIMUM
Recovered Wall Thickness0.025 INCHES NOMINAL
Overall Length4.000 FEET NOMINAL
Temp Rating275.0 FAHRENHEIT AND 300.0 FAHRENHEIT
FlexibilityFLEXIBLE
Heat Shrinkage Rating In Percent50.0
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 GMS5-21-16 available?
We can source GMS5-21-16 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 GMS5-21-16 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If GMS5-21-16 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 GMS5-21-16?
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 GMS5-21-16?
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.