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MS21042L6
MS21042L6
MIL/AN hardware: self-locking nut, reduced hex, 450°F (MS21042), size L6
Part NumberMS21042L6
AvailabilityIn stock — ships fast
Specifications
NSN5310-00-807-1477 (NSN)
Federal Item NameNUT,SELF-LOCKING,EXTENDED WASHER
MaterialSTEEL OVERALL
Overall Height0.267 INCHES MINIMUM AND 0.282 INCHES MAXIMUM
Nominal Thread Size0.375 INCHES
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread Quantity Per Inch24
LubricationDRY FILM LUBRICANT
Nut StyleHEXAGON
Washer Thickness0.030 INCHES MINIMUM
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Thread Class3B
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 MS21042L6 in stock?
Yes — MS21042L6 is in our stock database. Request a quote for current pricing and lead time.
Is MS21042L6 obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS21042L6 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 MS21042L6?
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 MS21042L6?
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.