Data General Corporation · Electronic Components
4251
Cabinet, Electrical Equipment
Part Number4251
ManufacturerData General Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-067-9134 (NSN)
Federal Item NameCABINET,ELECTRICAL EQUIPMENT
Federal Supply Class5975 — Electrical Hardware and Supplies
Component Mounting Facility Type A4 SLOT
Overall Width19.000 INCHES NOMINAL
Overall Height5.250 INCHES NOMINAL
Overall Depth20.750 INCHES NOMINAL
Vendor Part NumbersLE4251
Contact Maximum Dc Voltage Rating125.0 SINGLE MATING END ALL CONTACT GROUPINGS
Included Contact TypeU-PIN SINGLE MATING END FIRST CONTACT GROUPING
Mating End Quantity1
Unthreaded Mounting Hole Diameter0.156 INCHES NOMINAL
Contact MaterialCOPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
Contact RemovabilityNONREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS
Insert MaterialPLASTIC PHENOLIC SINGLE MATING END
Terminal TypeSCREW SINGLE MATING END ALL CONTACT GROUPINGS
Bushing Diameter1.718 INCHES NOMINAL
Polarization MethodCONTACT
Included Contact Quantity2 SINGLE MATING END SECOND CONTACT GROUPING
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 4251 available?
We can source 4251 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 4251 by Data General Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4251 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 4251?
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 4251?
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.