TE Connectivity · Electronic Components
ATUM-12/4-0-MS-STK
Insulation Sleeving, Electrical
Part NumberATUM-12/4-0-MS-STK
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-422-3579 (NSN)
Federal Item NameINSULATION SLEEVING,ELECTRICAL
Federal Supply Class5970 — Electrical Insulators
Recovered Wall Thickness0.070 INCHES NOMINAL
Overall Length4.000 FEET NOMINAL
Style DesignatorSHRINKABLE
MaterialPLASTIC POLYOLEFIN
Minimum Tensile Strength1300 POUNDS PER SQUARE INCH
ColorBLACK
Recovered Inside Diameter0.157 INCHES MAXIMUM
Expanded Inside Diameter0.472 INCHES MINIMUM
Environmental ProtectionCORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT
Reliability IndicatorNOT ESTABLISHED
Temp Rating-55.0 CELSIUS AND 110.0 CELSIUS
Vendor Part NumbersATUM 1/2 BLACK, EPS-300-1.2-48-BLACK-BOX, 12420957-005
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 ATUM-12/4-0-MS-STK available?
We can source ATUM-12/4-0-MS-STK 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 ATUM-12/4-0-MS-STK by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ATUM-12/4-0-MS-STK 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 ATUM-12/4-0-MS-STK?
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 ATUM-12/4-0-MS-STK?
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.