Boeing · Electronic Components
ST5M1247-18-3UN
Cable, Power, Electrical
Part NumberST5M1247-18-3UN
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN6145-01-057-8305 (NSN)
Federal Item NameCABLE,POWER,ELECTRICAL
Federal Supply Class6145 — Wire and Cable, Electrical
Temp Rating200.0 CELSIUS
Strand Awg Size Per Conductor30 ALL CONDUCTORS
Precious Material And LocationSURFACE ALL CONDUCTORS SILVER
MaterialPLASTIC POLYAMIDE NYLON SECOND POSITION TAPE ALL CONDUCTORS
Color Coding DocumentST5-1247-76301 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Conductor Arrangement And Quantity1 TWISTED TOGETHER W/NO OUTER COVERING
Material Document And ClassificatiASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor Quantity3
Cross Sectional Shape StyleTWIST
Round Conductor Size18 AWG ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
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 ST5M1247-18-3UN available?
We can source ST5M1247-18-3UN 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 ST5M1247-18-3UN by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ST5M1247-18-3UN 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 ST5M1247-18-3UN?
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 ST5M1247-18-3UN?
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.