MIL-SPEC · Electronic Components
MS25381-2
KNURLED PLAIN NUT
Part NumberMS25381-2
ManufacturerMIL-SPEC
AvailabilityIn stock — ships fast
Specifications
NSN5310-00-889-2723 (NSN)
Federal Item NameNUT,PLAIN,KNURLED
MaterialALUMINUM ALLOY OVERALL
Nominal Thread Size0.250 INCHES
Thread SeriesUNEF
Nut Thickness0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
Small End Length0.068 INCHES MAXIMUM
Nut Diameter0.312 INCHES NOMINAL
Knurl Width0.078 INCHES MINIMUM
Thread Quantity Per Inch32
Nut StyleKNURLED
Surface TreatmentANODIZE OVERALL
Federal Supply Class5310 — Nuts And Washers
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 MS25381-2 in stock?
Yes — MS25381-2 is in our stock database. Request a quote for current pricing and lead time.
Is MS25381-2 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS25381-2 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 MS25381-2?
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 MS25381-2?
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.