MIL-SPEC · Electronic Components
MS21049L3
Part NumberMS21049L3
ManufacturerMIL-SPEC
AvailabilityIn stock — ships fast
Specifications
NSN5310-00-728-0945 (NSN)
Federal Item NameNUT,SELF-LOCKING,PLATE
MaterialSTEEL OVERALL
Nominal Thread Size0.190 INCHES
Mounting Hole Arrangement Style2 HOLES
Center To Center Distance Between0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM
Plate Width0.406 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
Temp Rating450.0 FAHRENHEIT MAXIMUM
Hardness Rating49.0 ROCKWELL C MAXIMUM
Thread Quantity Per Inch32
Plate Thickness0.047 INCHES MAXIMUM
Mounting Hole Diameter0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
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 MS21049L3 in stock?
Yes — MS21049L3 is in our stock database. Request a quote for current pricing and lead time.
Is MS21049L3 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS21049L3 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 MS21049L3?
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 MS21049L3?
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.