Glenair · Electronic Components
257-121Z123-35PN
Connector, Receptacle, Electrical
Part Number257-121Z123-35PN
ManufacturerGlenair
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-719-1577 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Contact Position Arrangement Style25-35 ALL MATING ENDS
Terminal TypePIN ALL MATING ENDS ALL CONTACT GROUPINGS
Included Contact Quantity128 ALL MATING ENDS ALL CONTACT GROUPINGS
Overall Length32.51 MILLIMETERS NOMINAL
Overall Diameter55.88 MILLIMETERS NOMINAL
Diameter32.56 MILLIMETERS NOMINAL
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 257-121Z123-35PN available?
We can source 257-121Z123-35PN 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 257-121Z123-35PN by Glenair obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 257-121Z123-35PN 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 257-121Z123-35PN?
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 257-121Z123-35PN?
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.