PartsTable
Technical Data Sheet
Download PDF

IN3535420XN — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

IN3535420XN: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 12.2 MILLIMETERS MINIMUM AND 12.7 MILLIMETERS MAXIMUM MM, outside_diameter: 21.1 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 2.5 MILLIMETERS NOMINAL MM, end_item_identification: ATCALS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-692-1599, 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
IN3535420XN
NSN: 5310-01-692-1599
FSC: 5310 — Nuts and Washers
CAGE: AQ083 — ILLCA S.M.I S.R.L. (ITA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter12.2 MILLIMETERS MINIMUM AND 12.7 MILLIMETERS MAXIMUM MM
outside_diameter21.1 MILLIMETERS MAXIMUM MM
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness2.5 MILLIMETERS NOMINAL MM
end_item_identificationATCALS
NSN5310-01-692-1599
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: IN3535420XN · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 21.1 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 2.5 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 12.2 MILLIMETERS MINIMUM AND 12.7 MILLIMETERS MAXIMUM MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER21.1 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS2.5 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONATCALS
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER12.2 MILLIMETERS MINIMUM AND 12.7 MILLIMETERS MAXIMUM MM
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy IN3535420XN?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is IN3535420XN?
IN3535420XN is a WASHER,LOCK.
What is the NSN for IN3535420XN?
IN3535420XN is cataloged in the U.S. Government catalog under NSN 5310-01-692-1599. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — IN3535420XN

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.