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Technical Data Sheet
PartsTable / COMPONENT / 5306000214257
5306000214257 ✓ 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, head_height: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.313 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN, fastener_length: 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM 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 5306-00-021-4257, 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
5306000214257
NSN: 5306-00-021-4257
FSC: 5306
CAGE: A00AM — E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
thread_class2A A
thread_length1.313 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
fastener_length1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
hardness_rating302.0 BRINELL STANDARD MINIMUM AND 351.0 BRINELL STANDARD MAXIMUM OVERALL
locking_featureDISTORTIONS BEARING SURFACE OF HEAD
thread_directionRIGHT-HAND
features_providedUNFINISHED HEAD
surface_treatmentCADMIUM OR ZINC OVERALL
width_between_flats0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
NSN5306-00-021-4257
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5306000214257 · 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
•
HEAD HEIGHT: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNF
•
LOCKING FEATURE: DISTORTIONS BEARING SURFACE OF HEAD
•
HARDNESS RATING: 302.0 BRINELL STANDARD MINIMUM AND 351.0 BRINELL STANDARD MAXIMUM OVERALL
•
HEAD STYLE: HEXAGON
•
MINIMUM YIELD STRENGTH: 130000 POUNDS PER SQUARE INCH LBS
•
FASTENER LENGTH: 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNF
LOCKING FEATUREDISTORTIONS BEARING SURFACE OF HEAD
HARDNESS RATING302.0 BRINELL STANDARD MINIMUM AND 351.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD STYLEHEXAGON
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH LBS
FASTENER LENGTH1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.750 INCHES IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD QUANTITY PER INCH16
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
214257Interchangeable
interchangeable cross-reference
interchangeable
12423Interchangeable
interchangeable cross-reference
interchangeable
122-7064174 PC1Interchangeable
interchangeable cross-reference
interchangeable
11630499-1Interchangeable
interchangeable cross-reference
interchangeable
MS35764-1119Interchangeable
Same NIIN cross-reference
interchangeable
MIL-B-45912AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5306000214257?
5306000214257 is a BOLT,MACHINE.
What parts can replace 5306000214257?
There are 6 known substitutes for 5306000214257: 214257, 12423, 122-7064174 PC1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5306000214257?
5306000214257 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-021-4257. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026