MIL-SPEC · Electronic Components
AN4C24A
BOLT , HH 1/4-28X
Part NumberAN4C24A
ManufacturerMIL-SPEC
AvailabilityIn stock — ships fast
Specifications
NSN5306-00-150-9868 (NSN)
Federal Item NameBOLT,MACHINE
MaterialSTEEL COMP 431 OVERALL
Features ProvidedFINISHED HEAD
Thread Quantity Per Inch28
Head StyleHEXAGON
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH
Grip Length2.047 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
Thread Length0.438 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Fastener Length2.516 INCHES MINIMUM AND 2.562 INCHES MAXIMUM
Surface TreatmentPASSIVATE OVERALL
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 AN4C24A in stock?
Yes — AN4C24A is in our stock database. Request a quote for current pricing and lead time.
Is AN4C24A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AN4C24A 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 AN4C24A?
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 AN4C24A?
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.