Amphenol · Electronic Components
PTB-20-39PS
Adapter, Connector
Part NumberPTB-20-39PS
ManufacturerAmphenol
LifecycleStocked
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-807-4452 (NSN)
Federal Item NameADAPTER,CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Overall Height1.422 INCHES MINIMUM AND 1.454 INCHES MAXIMUM
Shell Surface TreatmentCADMIUM AND CHROMATE
Environmental ProtectionPRESSURE PROOF
Contact Maximum Current Rating In7.5 SECOND MATING END SECOND CONTACT GROUPING
Precious Material And Weight0.078 GOLD GRAINS, TROY AND 0.078 SILVER GRAINS, TROY
Included Contact Quantity37 SECOND MATING END SECOND CONTACT GROUPING
Contact Position Arrangement Style20-39 ALL MATING ENDS
Contact Maximum Ac Voltage Rating500.0 ALL MATING ENDS ALL CONTACT GROUPINGS
Insert MaterialRUBBER ALL MATING ENDS
Contact MaterialCOPPER ALLOY ALL MATING ENDS ALL CONTACT GROUPINGS
Included Contact TypeROUND SOCKET SECOND MATING END ALL CONTACT GROUPINGS
Vendor Part Numbers531213-1
ProducttraceabilityNo
RohscompliantNO
IscanonicalY
Hazardousfalse
RohsphthalatescompliantNO
UseccnEAR99
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 PTB-20-39PS available?
We can source PTB-20-39PS 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 PTB-20-39PS by Amphenol obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PTB-20-39PS 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 PTB-20-39PS?
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 PTB-20-39PS?
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.