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PartsTable / COMPONENT / 002656
002656 ✓ 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,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL, nut_style: SLEEVE, nut_length: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN, nut_diameter: 0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN, thread_class: 2B, thread_length: 0.218 INCHES NOMINAL OVERALL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-086-9913, 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
002656
NSN: 5310-00-086-9913
FSC: 5310
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OVERALL
nut_styleSLEEVE
nut_length0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
nut_diameter0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN
thread_class2B
thread_length0.218 INCHES NOMINAL OVERALL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
flange_diameter0.344 INCHES NOMINAL IN
flange_thickness0.062 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentANODIZE OVERALL
nominal_thread_size0.164 INCHES IN
NSN5310-00-086-9913
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 002656 · 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
•
DRIVE POINT DIAMETER: 0.125 INCHES NOMINAL IN
•
THREAD SERIES: UNS
•
NOMINAL THREAD SIZE: 1.218 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
NUT STYLE: ROUND
•
DRIVE POINT QUANTITY: 2
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE POINT DIAMETER0.125 INCHES NOMINAL IN
THREAD SERIESUNS
NOMINAL THREAD SIZE1.218 INCHES IN
THREAD QUANTITY PER INCH32
SPECIAL FEATURESTAPPED FOR SETSCREW ON SURFACE FLATS
NUT STYLEROUND
DRIVE POINT QUANTITY2
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NUT DIAMETER1.687 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2656Interchangeable
interchangeable cross-reference
interchangeable
F700DInterchangeable
interchangeable cross-reference
interchangeable
2GK75Interchangeable
interchangeable cross-reference
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1043Interchangeable
interchangeable cross-reference
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M2R53P5Interchangeable
interchangeable cross-reference
interchangeable
EX265-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 002656?
002656 is a NUT,PLAIN,ROUND.
What parts can replace 002656?
There are 12 known substitutes for 002656: 2656, F700D, 2GK75 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 002656?
002656 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-086-9913. 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