Boeing · Electronic Components
MMS-819A-250
Insulation Sleeving, Electrical
Part NumberMMS-819A-250
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-295-8270 (NSN)
Federal Item NameINSULATION SLEEVING,ELECTRICAL
Federal Supply Class5970 — Electrical Insulators
Dielectric Withstanding Voltage In500.0
Recovered Inside Diameter0.125 INCHES MAXIMUM
ColorNATURAL
Recovered Wall Thickness0.035 INCHES NOMINAL
Heat Shrinkage Rating In Percent50.0
Expanded Inside Diameter0.250 INCHES MINIMUM
Environmental ProtectionWATER RESISTANT
Temp Rating-67.0 CELSIUS AND 200.0 CELSIUS
Style DesignatorSHRINKABLE
FlexibilityFLEXIBLE
MaterialPLASTIC FLUORINATED ETHYLENE PROPYLENE
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 MMS-819A-250 available?
We can source MMS-819A-250 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 MMS-819A-250 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MMS-819A-250 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 MMS-819A-250?
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 MMS-819A-250?
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.