PartsTable
Technical Data Sheet
PartsTable / COMPONENT / FFB571ANDTYPEB2ANDCLASSC
FFB571ANDTYPEB2ANDCLASSC ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 0.500 INCHES NOMINAL IN, head_height: 0.300 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.000 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9303, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
FFB571ANDTYPEB2ANDCLASSC
NSN: 5306-00-150-9303
FSC: 5306
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
grip_length0.500 INCHES NOMINAL IN
head_height0.300 INCHES NOMINAL IN
thread_class2A A
thread_length1.000 INCHES MINIMUM IN
fastener_length1.500 INCHES NOMINAL IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.625 INCHES NOMINAL IN
NSN5306-00-150-9303
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FFB571ANDTYPEB2ANDCLASSC · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND
•
FEATURES PROVIDED: FINISHED HEAD
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2A A
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
FASTENER LENGTH: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
FEATURES PROVIDEDFINISHED HEAD
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD SERIES DESIGNATORUNF
MATERIALSTEEL OVERALL
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.500 INCHES IN
FASTENER LENGTH1.750 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAB-2 TYPE AND C CLASS
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
MIL-DTL-1222JUpgraded Successor
successor cross-reference
successor
FFB571ANDTYPEB2ANDCLASSCUpgraded Successor
successor cross-reference
successor
60-9-12Upgraded Successor
successor cross-reference
successor
65-7-20Upgraded Successor
successor cross-reference
successor
FF-S-85 TY II STY 10P GR 2Upgraded Successor
successor cross-reference
successor
MILB857TYPE2GRADE2Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy FFB571ANDTYPEB2ANDCLASSC?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is FFB571ANDTYPEB2ANDCLASSC?
FFB571ANDTYPEB2ANDCLASSC is a BOLT,MACHINE.
What parts can replace FFB571ANDTYPEB2ANDCLASSC?
There are 16 known substitutes for FFB571ANDTYPEB2ANDCLASSC: MIL-DTL-1222J, FFB571ANDTYPEB2ANDCLASSC, 60-9-12 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFB571ANDTYPEB2ANDCLASSC?
FFB571ANDTYPEB2ANDCLASSC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9303. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — FFB571ANDTYPEB2ANDCLASSC

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026