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DA6210 ✓ 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,CASTELLATED,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1120 OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.609 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNF, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-5359, 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
DA6210
NSN: 5310-00-281-5359
FSC: 5310
CAGE: 81601 — NORFOLK NAVAL SHIPYARD (USA)
SPECIFICATIONS
materialSTEEL COMP 1120 OVERALL
nut_styleCASTELLATED, HEXAGON
nut_height0.609 INCHES NOMINAL IN
thread_class3B
thread_seriesUNF
thread_directionRIGHT-HAND
features_providedCASEHARDENED
width_across_flats0.625 INCHES NOMINAL IN
nominal_thread_size0.438 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch20
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-281-5359
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DA6210 · 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
•
WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN
•
NUT HEIGHT: 0.609 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES: UNF
•
FEATURES PROVIDED: CASEHARDENED
•
BEARING SURFACE TYPE: WASHER FACED
•
NUT STYLE: CASTELLATED, HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
NUT HEIGHT0.609 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.438 INCHES IN
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
FEATURES PROVIDEDCASEHARDENED
BEARING SURFACE TYPEWASHER FACED
NUT STYLECASTELLATED, HEXAGON
THREAD QUANTITY PER INCH20
MATERIALSTEEL COMP 1120 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
62735-3Interchangeable
interchangeable cross-reference
interchangeable
6210Interchangeable
interchangeable cross-reference
interchangeable
1851640Interchangeable
interchangeable cross-reference
interchangeable
TW151199Interchangeable
interchangeable cross-reference
interchangeable
203210Interchangeable
interchangeable cross-reference
interchangeable
SF1010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DA6210?
DA6210 is a NUT,PLAIN,CASTELLATED,HEXAGON.
What parts can replace DA6210?
There are 19 known substitutes for DA6210: 62735-3, 6210, 1851640 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DA6210?
DA6210 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-5359. 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