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5-39351-57 — BOLT,HEX HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5-39351-57: BOLT,HEX HEAD.

The BOLT,HEX HEAD is a the manufacturer industrial component. Key specifications include special_features: USED ON GEAR BOX, end_item_identification: 1730-01-511-0085 SLING, AIRCRAFT MAINTENANCE, part_name_assigned_by_controlling_agency: BOLT, HEX HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-552-5722, 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
5-39351-57
NSN: 5306-01-552-5722
FSC: 5306 — Bolts
CAGE: 0YBF0 — AMERICAN VALLEY AVIATION, INC. DBA AMERICAN VALLEY AVIATION INC (USA)
SPECIFICATIONS
special_featuresUSED ON GEAR BOX
end_item_identification1730-01-511-0085 SLING, AIRCRAFT MAINTENANCE
part_name_assigned_by_controlling_agencyBOLT, HEX HEAD
NSN5306-01-552-5722
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5-39351-57 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESUSED ON GEAR BOX
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, HEX HEAD
END ITEM IDENTIFICATION1730-01-511-0085 SLING, AIRCRAFT MAINTENANCE
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5-39351-57?
5-39351-57 is a BOLT,HEX HEAD.
What is the NSN for 5-39351-57?
5-39351-57 is cataloged in the U.S. Government catalog under NSN 5306-01-552-5722. 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.