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12759-00839 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12759-00839: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, nut_style: HEXAGON, nut_height: 2.4 MILLIMETERS NOMINAL MM, hardness_rating: 60.0 ROCKWELL B NOMINAL, thread_direction: RIGHT-HAND, width_across_flats: 5.5 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-569-0719, 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
12759-00839
NSN: 5310-01-569-0719
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
nut_styleHEXAGON
nut_height2.4 MILLIMETERS NOMINAL MM
hardness_rating60.0 ROCKWELL B NOMINAL
thread_directionRIGHT-HAND
width_across_flats5.5 MILLIMETERS NOMINAL MM
end_item_identification2420-01-560-2306 TRACTOR,WHEELED,HIGH SPEED
NSN5310-01-569-0719
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12759-00839 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 5.5 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 60.0 ROCKWELL B NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
NUT HEIGHT: 2.4 MILLIMETERS NOMINAL MM
•
NUT STYLE: HEXAGON
•
MATERIAL: STEEL COMP 316 OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS5.5 MILLIMETERS NOMINAL MM
HARDNESS RATING60.0 ROCKWELL B NOMINAL
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT2.4 MILLIMETERS NOMINAL MM
NUT STYLEHEXAGON
END ITEM IDENTIFICATION2420-01-560-2306 TRACTOR,WHEELED,HIGH SPEED
MATERIALSTEEL COMP 316 OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
94150A325Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 12759-00839?
12759-00839 is a NUT,PLAIN,HEXAGON.
What parts can replace 12759-00839?
There is 1 known substitute for 12759-00839: 94150A325. Substitute compatibility should be verified for your specific system.
What is the NSN for 12759-00839?
12759-00839 is cataloged in the U.S. Government catalog under NSN 5310-01-569-0719. 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.