Allegro Microsystems Inc · Electronic Components
a8291
Single Lnb Supply And Control Voltage Regulator
Part Numbera8291
ManufacturerAllegro Microsystems Inc
AvailabilityAvailable to order — request a quote
Specifications
NSN5306-00-737-1060 (NSN)
Federal Item NameBOLT,U
MaterialSTEEL COMP 1340H OR STEEL COMP 5145H OVERALL
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.438 INCHES
Inside Distance Between Shanks2.281 INCHES NOMINAL
Thread Length1.250 INCHES MINIMUM
Thread Series DesignatorUNF
Hardness Rating32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
Style DesignatorROUND BEND
Material Document And ClassificatiQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
Thread Class2A
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 a8291 available?
We can source a8291 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is a8291 by Allegro Microsystems Inc obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If a8291 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 a8291?
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 a8291?
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.