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GYS26-6N81WO — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GYS26-6N81WO: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON, head_height: 0.210 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.735 INCHES NOMINAL IN, fastener_length: 5.757 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-052-3705, 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
GYS26-6N81WO
NSN: 5306-01-052-3705
FSC: 5306 — Bolts
CAGE: 25500 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON
head_height0.210 INCHES NOMINAL IN
thread_class3A A
thread_length0.735 INCHES NOMINAL IN
fastener_length5.757 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentNICKEL AND CADMIUM OVERALL
width_between_flats0.564 INCHES NOMINAL IN
end_item_identificationF-16
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
NSN5306-01-052-3705
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GYS26-6N81WO · 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: 0.210 INCHES NOMINAL IN
•
FASTENER LENGTH: 5.757 INCHES NOMINAL IN
•
THREAD LENGTH: 0.735 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.564 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.210 INCHES NOMINAL IN
FASTENER LENGTH5.757 INCHES NOMINAL IN
THREAD LENGTH0.735 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONAGAV
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.564 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL AND CADMIUM OVERALL
THREAD CLASS3A A
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 GYS26-6N81WO?
GYS26-6N81WO is a BOLT,MACHINE.
What is the NSN for GYS26-6N81WO?
GYS26-6N81WO is cataloged in the U.S. Government catalog under NSN 5306-01-052-3705. 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.