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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-157243
Retainer, Electrical Connector
Part NumberSM-B-157243
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-392-7793 (NSN)
Federal Item NameRETAINER,ELECTRICAL CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Overall Height0.281 INCHES NOMINAL
Overall Length2.313 INCHES NOMINAL
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Overall Width0.375 INCHES NOMINAL
MaterialSTEEL
Style DesignatorCABLE HOLD DOWN
Accommodated Item Securing DeviceCLAMP
Distance Between Mounting Facility1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Surface TreatmentPHOSPHATE AND RUBBER SYNTHETIC
Unthreaded Mounting Hole Diameter0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Vendor Part Numbers509LX
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 SM-B-157243 available?
We can source SM-B-157243 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 SM-B-157243 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-B-157243 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 SM-B-157243?
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 SM-B-157243?
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.