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PartsTable / COMPONENT / 52NE-066
52NE-066 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include end_item_identification: KC-46 AIRCRAFT, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-596-6897, 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
52NE-066
NSN: 5310-00-596-6897
FSC: 5310
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
end_item_identificationKC-46 AIRCRAFT
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN5310-00-596-6897
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 52NE-066 · 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
•
THREAD DIRECTION: RIGHT-HAND
•
NUT STYLE: HEXAGON
•
SURFACE TREATMENT: CADMIUM NUT
•
MATERIAL: PLASTIC POLYAMIDE NYLON LOCKING INSERT
•
NUT HEIGHT: 0.453 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
BEARING SURFACE TYPE: FLAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 CANC FED SPEC SINGLE MATERIAL RESPONSE NUT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
SURFACE TREATMENTCADMIUM NUT
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
NUT HEIGHT0.453 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 CANC FED SPEC SINGLE MATERIAL RESPONSE NUT
MATERIALSTEEL COMP 1137 NUT
WIDTH ACROSS FLATS0.563 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
10082384Interchangeable
interchangeable cross-reference
interchangeable
F52NE-066Interchangeable
interchangeable cross-reference
interchangeable
34015Interchangeable
interchangeable cross-reference
interchangeable
456004Interchangeable
interchangeable cross-reference
interchangeable
3834-4Interchangeable
interchangeable cross-reference
interchangeable
333-0439-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52NE-066?
52NE-066 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 52NE-066?
There are 17 known substitutes for 52NE-066: 10082384, F52NE-066, 34015 and 14 more. Substitute compatibility should be verified for your specific system.
Is 52NE-066 still available?
52NE-066 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026