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3X57226N323AB — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3X57226N323AB: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.375 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.562 INCHES MINIMUM IN, fastener_length: 1.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-274-2166, 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
3X57226N323AB
NSN: 5306-00-274-2166
FSC: 5306 — Bolts
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.375 INCHES NOMINAL IN
thread_class3A A
thread_length0.562 INCHES MINIMUM IN
fastener_length1.625 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedCASEHARDENED AND FINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.750 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
NSN5306-00-274-2166
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3X57226N323AB · 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: 0.375 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.625 INCHES NOMINAL IN
•
THREAD LENGTH: 0.562 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.109 INCHES NOMINAL FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
FEATURES PROVIDED: CASEHARDENED AND FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.375 INCHES NOMINAL IN
FASTENER LENGTH1.625 INCHES NOMINAL IN
THREAD LENGTH0.562 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.109 INCHES NOMINAL FIRST HOLE IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
FEATURES PROVIDEDCASEHARDENED AND FINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 2
325052PC4Reference document
Same NSN cross-reference
Reference document — Secondary reference
N70198PC4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3X57226N323AB?
3X57226N323AB is a BOLT,MACHINE.
What parts can replace 3X57226N323AB?
There are 2 known substitutes for 3X57226N323AB: 325052PC4, N70198PC4. Substitute compatibility should be verified for your specific system.
What is the NSN for 3X57226N323AB?
3X57226N323AB is cataloged in the U.S. Government catalog under NSN 5306-00-274-2166. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.