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90949A133 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

90949A133: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, locking_feature: SELF-LOCKING, special_features: 1.00-8 OVAL LOCK NUT W/FLANGE HEX HEAD, end_item_identification: FRONT MOUNTING ASSEMBLY (PORT), part_name_assigned_by_controlling_agency: NUT, SELF LOCKING, HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-662-8838, 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
90949A133
NSN: 5310-01-662-8838
FSC: 5310 — Nuts and Washers
CAGE: 0MMF3 — MENDENHALL TECHNICAL SERVICES, INC. (USA)
SPECIFICATIONS
nut_styleHEXAGON
locking_featureSELF-LOCKING
special_features1.00-8 OVAL LOCK NUT W/FLANGE HEX HEAD
end_item_identificationFRONT MOUNTING ASSEMBLY (PORT)
part_name_assigned_by_controlling_agencyNUT, SELF LOCKING, HEXAGON
NSN5310-01-662-8838
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90949A133 · 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
•
LOCKING FEATURE: SELF-LOCKING
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
LOCKING FEATURESELF-LOCKING
SPECIAL FEATURES1.00-8 OVAL LOCK NUT W/FLANGE HEX HEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, SELF LOCKING, HEXAGON
NUT STYLEHEXAGON
END ITEM IDENTIFICATIONFRONT MOUNTING ASSEMBLY (PORT)
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90949A133?
90949A133 is a NUT,SELF-LOCKING,HEXAGON.
What is the NSN for 90949A133?
90949A133 is cataloged in the U.S. Government catalog under NSN 5310-01-662-8838. 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.