Raytheon Company · Electronic Components
537181-2
Connector, Plug, Electrical
Part Number537181-2
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-528-9741 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Thread Class2B
Terminal TypeCRIMP ALL MATING ENDS ALL CONTACT GROUPINGS
Contact Surface Treatment DocumentMIL-G-45204,TY 2,GRADE C,CL 1 MIL SPEC 2ND TREATMENT RESPONSE ALL MATING ENDS ALL CONTACT GROUPINGS
Insert MaterialPLASTIC PHENOLIC ALL MATING ENDS
Precious MaterialGOLD
Thread Quantity Per Inch32
Nominal Thread Size0.138 INCHES
Contact Maximum Current Rating In5.0 ALL MATING ENDS ALL CONTACT GROUPINGS
Insert Material Document And ClassMIL-M-14 MIL SPEC SINGLE MATERIAL RESPONSE ALL MATING ENDS
Contact Position Arrangement Style42 ALL MATING ENDS
Polarization MethodMATING END
Vendor Part NumbersRE04-442S
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 537181-2 available?
We can source 537181-2 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 537181-2 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 537181-2 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 537181-2?
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 537181-2?
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.