MIL-SPEC · Electronic Components
MS27980-1B
BUTTON, SNAP 1B BUTTON
Part NumberMS27980-1B
ManufacturerMIL-SPEC
AvailabilityCheck availability — request a quote
Specifications
NSN5325-00-359-6844 (NSN)
Federal Item NameCAP,SNAP FASTENER
MaterialCOPPER ALLOY OVERALL
Cap Head Diameter0.609 INCHES NOMINAL
Surface TreatmentENAMEL OVERALL
Cap Shank Diameter0.156 INCHES NOMINAL
Cap Shank Length0.172 INCHES NOMINAL
Cap StyleCAP
Cap Overall Length0.297 INCHES NOMINAL
Federal Supply Class5325 — Fastening Devices
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 MS27980-1B available?
MS27980-1B is a part RH Electronics stocks and sources — availability changes daily, so request a quote and we'll confirm current stock, pricing and lead time, usually within a few hours.
Is MS27980-1B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS27980-1B 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 MS27980-1B?
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 MS27980-1B?
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.