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265-329022 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

265-329022: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: ROUND W/WRENCH FLATS, grip_length: 2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN, head_height: 0.188 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3404 INCHES MINIMUM AND 0.3409 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-520-6442, 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
265-329022
NSN: 5306-00-520-6442
FSC: 5306 — Bolts
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
head_styleROUND W/WRENCH FLATS
grip_length2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
head_height0.188 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.3404 INCHES MINIMUM AND 0.3409 INCHES MAXIMUM IN
head_diameter0.625 INCHES NOMINAL IN
thread_length0.375 INCHES MINIMUM IN
fastener_length2.719 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_between_flats0.502 INCHES MINIMUM AND 0.514 INCHES MAXIMUM IN
NSN5306-00-520-6442
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 265-329022 · 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: 0.188 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.719 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.076 INCHES NOMINAL FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: ROUND W/WRENCH FLATS
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.188 INCHES NOMINAL IN
FASTENER LENGTH2.719 INCHES NOMINAL IN
THREAD LENGTH0.375 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES NOMINAL FIRST HOLE IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEROUND W/WRENCH FLATS
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.502 INCHES MINIMUM AND 0.514 INCHES MAXIMUM IN
GRIP DIAMETER0.3404 INCHES MINIMUM AND 0.3409 INCHES MAXIMUM IN
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 265-329022?
265-329022 is a BOLT,CLOSE TOLERANCE.
What is the NSN for 265-329022?
265-329022 is cataloged in the U.S. Government catalog under NSN 5306-00-520-6442. 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.