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S83393 — WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S83393: WASHER.

The WASHER is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 3.975 IN. OD,2.500 IN.

MIN 2.515 IN. MAX ID,0.200 IN. MIN 0.205 IN.

MAX THICKNESS,0.742 IN. MIN 0.745 IN. MAX HUB IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-059-0531, 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
S83393
NSN: 5310-01-059-0531
FSC: 5310 — Nuts and Washers
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
general_characteristics_item_description3.975 IN. OD,2.500 IN. MIN 2.515 IN. MAX ID,0.200 IN. MIN 0.205 IN. MAX THICKNESS,0.742 IN. MIN 0.745 IN. MAX HUB IN
NSN5310-01-059-0531
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S83393 · 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: 3.975 IN. OD,2.500 IN. MIN 2.515 IN. MAX ID,0.200 IN. MIN 0.205 IN. MAX THICKNESS,0.742 IN. MIN 0.745 IN. MAX HUB IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION3.975 IN. OD,2.500 IN. MIN 2.515 IN. MAX ID,0.200 IN. MIN 0.205 IN. MAX THICKNESS,0.742 IN. MIN 0.745 IN. MAX HUB IN
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 1
1018Z3501Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S83393?
S83393 is a WASHER.
What parts can replace S83393?
There is 1 known substitute for S83393: 1018Z3501. Substitute compatibility should be verified for your specific system.
What is the NSN for S83393?
S83393 is cataloged in the U.S. Government catalog under NSN 5310-01-059-0531. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.