Cummins Inc. · Electronic Components
139143
Insulator, Plate
Part Number139143
ManufacturerCummins Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-103-8898 (NSN)
Federal Item NameINSULATOR,PLATE
Federal Supply Class5970 — Electrical Insulators
Overall Width13.500 INCHES NOMINAL
MaterialOVERALL PLASTIC LAMINATED,GRADE C-313,CUMMINS ENGINE CO,DEFENSE PRODUCTS
Fifth Hole Spacing12.470 INCHES MINIMUM AND 12.530 INCHES MAXIMUM
Third Hole Spacing0.4375 INCHES NOMINAL
Second Hole Spacing6.0145 INCHES MINIMUM AND 7.0175 INCHES MAXIMUM
Sixth Hole Spacing0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
First Hole Spacing8.1125 INCHES MINIMUM AND 8.1425 INCHES MAXIMUM
Fourth Hole Spacing1.1875 INCHES NOMINAL
Eighth Hole Spacing12.970 INCHES MINIMUM AND 13.030 INCHES MAXIMUM
Center Hole Length0.875 INCHES NOMINAL
Center Hole Width2.375 INCHES NOMINAL
Inclosure TypeENCAPSULATED
ESD/EMICode A — ESD/EMI sensitive item
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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 139143 available?
We can source 139143 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 139143 by Cummins Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 139143 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 139143?
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 139143?
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.