PartsTable
Technical Data Sheet
WS83 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.06 INCHES NOMINAL IN, hole_diameter: 0.38 INCHES NOMINAL IN, overall_diameter: 0.81 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-652-2702, 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
WS83
NSN: 5310-01-652-2702
FSC: 5310
CAGE: 0KMA3 — ADAMS NUT AND BOLT CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.06 INCHES NOMINAL IN
hole_diameter0.38 INCHES NOMINAL IN
overall_diameter0.81 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identification6115015911161
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyWASHER .375 FLAT .810/0.60
NSN5310-01-652-2702
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WS83 · 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
MATERIAL: STEEL OVERALL
OVERALL DIAMETER: 0.81 INCHES NOMINAL IN
HOLE DIAMETER: 0.38 INCHES NOMINAL IN
THICKNESS: 0.06 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
CENTER HOLE SHAPE STYLE: ROUND
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
OVERALL DIAMETER0.81 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER .375 FLAT .810/0.60
HOLE DIAMETER0.38 INCHES NOMINAL IN
THICKNESS0.06 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATION6115015911161
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
H60151Interchangeable
interchangeable cross-reference
interchangeable
60151Interchangeable
interchangeable cross-reference
interchangeable
13385Interchangeable
interchangeable cross-reference
interchangeable
15025Interchangeable
interchangeable cross-reference
interchangeable
43-1895Interchangeable
interchangeable cross-reference
interchangeable
UB-120 BLACKInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy WS83?
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 WS83?
WS83 is a WASHER,FLAT.
What parts can replace WS83?
There are 11 known substitutes for WS83: H60151, 60151, 13385 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WS83?
WS83 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-652-2702. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — WS83