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PartsTable / COMPONENT / 501-7066655-10
501-7066655-10 ✓ 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 material: STEEL OVERALL, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), nominal_thread_size: 0.500 INCHES IN, end_item_identification: OPERATOR, MANUAL REMOTE, thread_quantity_per_inch: 13. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-551-0868, 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
501-7066655-10
NSN: 5310-01-551-0868
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
nominal_thread_size0.500 INCHES IN
end_item_identificationOPERATOR, MANUAL REMOTE
thread_quantity_per_inch13
part_name_assigned_by_controlling_agencyNUT ASSEMBLY, SELF LOCKING OR NUT SELF LOCKING, HEXAGON HEAVY DUTY
NSN5310-01-551-0868
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 501-7066655-10 · 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 QUANTITY PER INCH: 13
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
THREAD CLASS: 2B
•
MATERIAL: STEEL OVERALL
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH13
NOMINAL THREAD SIZE0.500 INCHES IN
THREAD CLASS2B
END ITEM IDENTIFICATIONOPERATOR, MANUAL REMOTE
MATERIALSTEEL OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT ASSEMBLY, SELF LOCKING OR NUT SELF LOCKING, HEXAGON HEAVY DUTY
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
0.50013UNC2BT1G4NSA/BDCInterchangeable
interchangeable cross-reference
interchangeable
803-2177525-S6XX-17Interchangeable
interchangeable cross-reference
interchangeable
688-1864 APPX 1Interchangeable
interchangeable cross-reference
interchangeable
122-2422386 PIECE 309Interchangeable
interchangeable cross-reference
interchangeable
M1222N1W8C20GFNZNInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 501-7066655-10?
501-7066655-10 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 501-7066655-10?
There are 10 known substitutes for 501-7066655-10: 0.50013UNC2BT1G4NSA/BDC, 803-2177525-S6XX-17, 688-1864 APPX 1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 501-7066655-10?
501-7066655-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-551-0868. 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