Fairchild · Electronic Components
MS51831-201L
SCREW THREAD INSERT
Part NumberMS51831-201L
ManufacturerFairchild
AvailabilityIn stock — ships fast
Specifications
NSN5325-00-253-2812 (NSN)
Federal Item NameINSERT,SCREW THREAD
MaterialSTEEL COMP 302 OVERALL
Features ProvidedINDIVIDUALLY KEYED
Special FeaturesHAS INTERNAL THREAD LOCK
Nominal Thread Size0.190 INCHES
Internal Thread Relief Depth0.070 INCHES NOMINAL
Material Document And ClassificatiFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Thread Length0.242 INCHES NOMINAL
Length0.312 INCHES NOMINAL
Full Internal Thread Length0.242 INCHES NOMINAL
Thread Class3B
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 MS51831-201L in stock?
Yes — MS51831-201L is in our stock database. Request a quote for current pricing and lead time.
Is MS51831-201L by Fairchild obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS51831-201L 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 MS51831-201L?
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 MS51831-201L?
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.