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PartsTable / COMPONENT / 566A004702
566A004702 ✓ 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 PIN,PIVOT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-896-6454, 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
566A004702
NSN: 5315-00-896-6454
FSC: 5315
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
general_characteristics_item_description0.812 IN. LG; 0.6862 IN. MIN AND 0.6866 IN. MAX DIA; 0.250-20 UNC 3B THD; 0.4995 IN. MIN AND 0.4998 IN. MAX SHOULDER DIS; 45 DEGREE CHAMFER 0.031 IN. W; STEEL,CRES ASTM A583; FASSIVATE IN
NSN5315-00-896-6454
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 566A004702 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 0.812 IN. LG; 0.6862 IN. MIN AND 0.6866 IN. MAX DIA; 0.250-20 UNC 3B THD; 0.4995 IN. MIN AND 0.4998 IN. MAX SHOULDER DIS; 45 DEGREE CHAMFER 0.031 IN. W; STEEL,CRES ASTM A583; FASSIVATE IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION0.812 IN. LG; 0.6862 IN. MIN AND 0.6866 IN. MAX DIA; 0.250-20 UNC 3B THD; 0.4995 IN. MIN AND 0.4998 IN. MAX SHOULDER DIS; 45 DEGREE CHAMFER 0.031 IN. W; STEEL,CRES ASTM A583; FASSIVATE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
AA3537Interchangeable
interchangeable cross-reference
interchangeable
004702Interchangeable
interchangeable cross-reference
interchangeable
A-566 66Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 566A004702?
566A004702 is a PIN,PIVOT.
What parts can replace 566A004702?
There are 3 known substitutes for 566A004702: AA3537, 004702, A-566 66. Substitute compatibility should be verified for your specific system.
What is the NSN for 566A004702?
566A004702 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-896-6454. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026