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81707905 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

81707905: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: HEXAGON, head_height: 3.8 MILLIMETERS NOMINAL MM, thread_class: 2A A, thread_length: 9.5 MILLIMETERS NOMINAL MM, fastener_length: 24.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-614-9907, 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
81707905
NSN: 5306-01-614-9907
FSC: 5306 — Bolts
CAGE: 3TAH8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleHEXAGON
head_height3.8 MILLIMETERS NOMINAL MM
thread_class2A A
thread_length9.5 MILLIMETERS NOMINAL MM
fastener_length24.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
width_between_flats11.1 MILLIMETERS NOMINAL MM
end_item_identificationAV/8B
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
NSN5306-01-614-9907
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 81707905 · 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: 3.8 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 24.0 MILLIMETERS NOMINAL MM
•
THREAD LENGTH: 9.5 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 11.1 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
HEAD HEIGHT3.8 MILLIMETERS NOMINAL MM
FASTENER LENGTH24.0 MILLIMETERS NOMINAL MM
THREAD LENGTH9.5 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS11.1 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,SPECIAL
THREAD CLASS2A A
END ITEM IDENTIFICATIONAV/8B
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 81707905?
81707905 is a BOLT,MACHINE.
What is the NSN for 81707905?
81707905 is cataloged in the U.S. Government catalog under NSN 5306-01-614-9907. 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.