Boeing · Electronic Components
ST5M1258J6SBB70
Connector, Plug, Electrical
Part NumberST5M1258J6SBB70
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-128-6716 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Mating End Quantity1
Precious Material And Weight0.070 GOLD GRAINS, TROY AND 0.070 SILVER GRAINS, TROY
Connector Locking MethodSPRING FRICTION
Shell Surface TreatmentPASSIVATE
Contact RemovabilityREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS
Insert Position In Deg334.0
Contact Surface TreatmentGOLD AND SILVER SINGLE MATING END ALL CONTACT GROUPINGS
Included Contact Quantity40 SINGLE MATING END THIRD CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Thread Series DesignatorUNEF
Vendor Part Numbers88-488772-70T
ESD/EMICode A — ESD/EMI sensitive item
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 ST5M1258J6SBB70 available?
We can source ST5M1258J6SBB70 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 ST5M1258J6SBB70 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ST5M1258J6SBB70 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 ST5M1258J6SBB70?
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 ST5M1258J6SBB70?
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.