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77711-12-43 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

77711-12-43: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: DOUBLE HEXAGON, grip_length: 2.687 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: BOLT, DOUBLE HEX, 718 INCO, 0.750-16 X 2.687 GRIP. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-575-4349, 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
77711-12-43
NSN: 5306-01-575-4349
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
head_styleDOUBLE HEXAGON
grip_length2.687 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyBOLT, DOUBLE HEX, 718 INCO, 0.750-16 X 2.687 GRIP
NSN5306-01-575-4349
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 77711-12-43 · 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 STYLE: DOUBLE HEXAGON
•
GRIP LENGTH: 2.687 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD STYLEDOUBLE HEXAGON
GRIP LENGTH2.687 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, DOUBLE HEX, 718 INCO, 0.750-16 X 2.687 GRIP
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77711-12-43?
77711-12-43 is a BOLT,MACHINE.
What is the NSN for 77711-12-43?
77711-12-43 is cataloged in the U.S. Government catalog under NSN 5306-01-575-4349. 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.