Technical Services Laboratory · Electronic Components
A181
RETAINER,SEMICONDUCTOR DEVICE — NSN 5961-00-957-8481
Part NumberA181
ManufacturerTechnical Services Laboratory
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-957-8481 (NSN)
Federal Item NameRETAINER,SEMICONDUCTOR DEVICE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialCOPPER ALLOY AND PLASTIC
Distance Between Mounting Facility0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE MOUNTING FACILITY
Accommodated Item Securing DeviceSPRING CLIP
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
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 A181 available?
We can source A181 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 A181 by Technical Services Laboratory obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A181 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 A181?
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 A181?
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.