Northrop Grumman Systems · Electronic Components
1JA4493-1
Terminal, Lug
Part Number1JA4493-1
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-00-246-2768 (NSN)
Federal Item NameTERMINAL,LUG
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
Mounting Method StyleRINGRING
Overall Width0.312 INCHES0.312 INCHES
Electrical Insulation FeatureUNINSULATEDUNINSULATED
Conductor Accommodation TypeSLANT LUG W/ONE HOLE SINGLE ENDSLANT LUG W/ONE HOLE SINGLE END
MaterialCOPPER ALLOY OVERALL EXCEPT INSULATION
Surface TreatmentTIN OVERALL EXCEPT INSULATION SINGLE LAYERTIN OVERALL EXCEPT INSULATION SINGLE LAYER
Material Thickness0.018 INCHES0.018 INCHES
Mounting Tongue Width0.312 INCHES0.312 INCHES
Overall Length0.625 INCHES0.625 INCHES
Mounting Hole Diameter0.201 INCHES0.201 INCHES
Mounting Facility Thickness0.018 INCHES0.018 INCHES
Vendor Part Numbers12Z7001-2049, 509B4-31, SM-A-617927-2
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 1JA4493-1 available?
We can source 1JA4493-1 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 1JA4493-1 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1JA4493-1 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 1JA4493-1?
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 1JA4493-1?
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.