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Technical Data Sheet
PartsTable / COMPONENT / 62.90.052
62.90.052 ✓ 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 62.90.052 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-3028, 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
62.90.052
NSN: 5310-00-010-3028
FSC: 5310
CAGE: 0124B — SAPA OPERACIONES SL (ESP)
SPECIFICATIONS
Part Number62.90.052
NSN5310-00-010-3028
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 62.90.052 · 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
•
NUT HEIGHT: 0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
THREAD QUANTITY PER INCH: 20
•
NUT STYLE: HEXAGON
•
THREAD SERIES: UNF
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD SIZE0.500 INCHES IN
THREAD QUANTITY PER INCH20
NUT STYLEHEXAGON
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 4 STYLE AND B GRADE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
22640Interchangeable
interchangeable cross-reference
interchangeable
15151Interchangeable
interchangeable cross-reference
interchangeable
N203631-2Interchangeable
interchangeable cross-reference
interchangeable
N18Interchangeable
interchangeable cross-reference
interchangeable
FF-N-836EInterchangeable
interchangeable cross-reference
interchangeable
G9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 62.90.052?
62.90.052 is a 62.90.052.
What parts can replace 62.90.052?
There are 27 known substitutes for 62.90.052: 22640, 15151, N203631-2 and 24 more. Substitute compatibility should be verified for your specific system.
Is 62.90.052 still available?
62.90.052 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