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90326A120 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

90326A120: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: INTERNAL OR EXTERNAL WRENCHING HEXAGON, nut_height: 19.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND, width_across_flats: 6.0 MILLIMETERS NOMINAL MM, nominal_thread_size: 12.0 MILLIMETERS MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-600-1373, 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
90326A120
NSN: 5310-01-600-1373
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleINTERNAL OR EXTERNAL WRENCHING HEXAGON
nut_height19.0 MILLIMETERS NOMINAL MM
thread_seriesM
thread_directionRIGHT-HAND
width_across_flats6.0 MILLIMETERS NOMINAL MM
nominal_thread_size12.0 MILLIMETERS MM
end_item_identificationMRAP 2355-01-560-2306
thread_pitch_in_millimeters1.25
NSN5310-01-600-1373
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90326A120 · 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: 6.0 MILLIMETERS NOMINAL MM
•
THREAD SERIES: M
•
THREAD PITCH IN MILLIMETERS: 1.25
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 12.0 MILLIMETERS MM
•
NUT HEIGHT: 19.0 MILLIMETERS NOMINAL MM
•
NUT STYLE: INTERNAL OR EXTERNAL WRENCHING HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS6.0 MILLIMETERS NOMINAL MM
THREAD SERIESM
THREAD PITCH IN MILLIMETERS1.25
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE12.0 MILLIMETERS MM
NUT HEIGHT19.0 MILLIMETERS NOMINAL MM
NUT STYLEINTERNAL OR EXTERNAL WRENCHING HEXAGON
END ITEM IDENTIFICATIONMRAP 2355-01-560-2306
MATERIALSTEEL 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

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 90326A120?
90326A120 is a NUT,PLAIN,HEXAGON.
What is the NSN for 90326A120?
90326A120 is cataloged in the U.S. Government catalog under NSN 5310-01-600-1373. 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.