MIL-SPEC · Electronic Components
M641/2-4
Jack, Telephone
Part NumberM641/2-4
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-194-3078 (NSN)
Federal Item NameJACK,TELEPHONE
Federal Supply Class5935 — Connectors, Electrical
Accommodated Finger TypeTWO CONDUCTOR, ROUND TIP SINGLE FINGER
Jack Contact Arrangement DesignatoJ1-1C
Finger Accommodation Diameter0.252 INCHES NOMINAL SINGLE FINGER
Electrical Insulation FeatureINSULATED COMPLETELY
Mounting Facility Type And Quantit1 BUSHING AND 1 UNTHREADED HOLE(S)
Terminal TypeTAB, SOLDER LUG
Mounting Bushing Diameter0.448 INCHES NOMINAL
Test Data Document81349-MIL-J-641 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Bushing Thru Hole Accommodation Di0.448 INCHES NOMINAL
Bushing Accommodation Hole ShapeROUND
Mounting Hole Diameter0.156 INCHES NOMINAL
Cancelled NSN5935-00-242-4524 (cancelled)
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 M641/2-4 available?
We can source M641/2-4 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 M641/2-4 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M641/2-4 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 M641/2-4?
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 M641/2-4?
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.