MIL-SPEC · Electronic Components
AN4C13A
BOLT, HH 1/4-28 X 1.406 CRES
Part NumberAN4C13A
ManufacturerMIL-SPEC
AvailabilityIn stock — ships fast
Specifications
NSN5306-00-156-2343 (NSN)
Federal Item NameBOLT,MACHINE
MaterialSTEEL CORROSION RESISTING OVERALL
Features ProvidedFINISHED HEAD
Thread Length0.468 INCHES MINIMUM
Thread Class3A
Fastener Length1.406 INCHES NOMINAL
Nominal Thread Diameter0.250 INCHES
Thread Series DesignatorUNF
Width Between Flats0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH
Head StyleHEXAGON
Federal Supply Class5306 — Bolts
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 AN4C13A in stock?
Yes — AN4C13A is in our stock database. Request a quote for current pricing and lead time.
Is AN4C13A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AN4C13A 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 AN4C13A?
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 AN4C13A?
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.