SAE International · Electronic Components
MS3109-12CU
Insulation Sleeving, Electrical, S
Part NumberMS3109-12CU
ManufacturerSAE International
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-432-6467 (NSN)
Federal Item NameINSULATION SLEEVING,ELECTRICAL,S
Federal Supply Class5970 — Electrical Insulators
Main Body Large End Inside Diamete1.120 INCHES MINIMUM AS SUPPLIED
FlexibilityFLEXIBLE
Main Body Small End Inside Diamete0.580 INCHES MINIMUM AS SUPPLIED
Distance From Bottom Of Shoulder T1.090 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY
Main Body Wall Thickness0.070 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY
ColorBLACK
MaterialPLASTIC FLUOROCARBON LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorBOOT-STRAIGHT
Environmental ProtectionCORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT
Dielectric Material Voltage Rating200.0 VOLTS PER MIL /0.001 INCH/
Material Document And ClassificatiMIL-I-81765/4 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
Vendor Part NumbersM85049/140-02CU
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 MS3109-12CU available?
We can source MS3109-12CU 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 MS3109-12CU by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3109-12CU 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 MS3109-12CU?
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 MS3109-12CU?
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.