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3255644 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3255644: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_height: 0.243 INCHES NOMINAL IN, head_length: 0.650 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.5625 INCHES NOMINAL IN, thread_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-479-5124, 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
3255644
NSN: 5306-01-479-5124
FSC: 5306 — Bolts
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_height0.243 INCHES NOMINAL IN
head_length0.650 INCHES NOMINAL IN
thread_class2A A
head_diameter0.5625 INCHES NOMINAL IN
thread_length2.000 INCHES NOMINAL IN
fastener_length2.243 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC OVERALL
width_between_flats0.5625 INCHES NOMINAL IN
end_item_identificationHEAVY EQUIPMENT TRUCK TRACTOR (HETT) NSN 2320-01-318-9902
nominal_thread_diameter0.375 INCHES IN
NSN5306-01-479-5124
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3255644 · 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: 0.243 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.243 INCHES NOMINAL IN
•
THREAD LENGTH: 2.000 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 45152-MIL-STD-100 GOVERNMENT SPECIFICATION
•
HEAD LENGTH: 0.650 INCHES NOMINAL IN
•
WIDTH BETWEEN FLATS: 0.5625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.243 INCHES NOMINAL IN
FASTENER LENGTH2.243 INCHES NOMINAL IN
THREAD LENGTH2.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA45152-MIL-STD-100 GOVERNMENT SPECIFICATION
HEAD LENGTH0.650 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.5625 INCHES NOMINAL IN
COLORSILVER OVERALL
SURFACE TREATMENTDICHROMATE ZINC 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

No substitute or cross-reference records for this part.

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 3255644?
3255644 is a BOLT,MACHINE.
What is the NSN for 3255644?
3255644 is cataloged in the U.S. Government catalog under NSN 5306-01-479-5124. 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.