Interplex Nascal · Electronic Components
120S1-63A
Retainer, Electron Tube
Part Number120S1-63A
ManufacturerInterplex Nascal
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-989-8678 (NSN)
Federal Item NameRETAINER,ELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Overall Height0.562 INCHES NOMINAL
Angle Between Mounting Facility An100.0
Electron Tube Base Accommodated Di+1.600 TO 1.650 INCHES
MaterialNICKEL SILVER
Features ProvidedHOLDING SPUR
Mounting Facility Type And Quantit1 BRACKET(S) SINGLE MOUNTING FACILITY
Accommodated Item Securing DeviceCLAMP
Distance From Retainer Center To C0.938 INCHES NOMINAL
Inside Diameter1.312 INCHES NOMINAL
Distance From Retainer Center To E1.125 INCHES NOMINAL
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 120S1-63A available?
We can source 120S1-63A 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 120S1-63A by Interplex Nascal obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 120S1-63A 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 120S1-63A?
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 120S1-63A?
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.