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5226029 ✓ 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: COPPER OVERALL, thickness: 0.062 INCHES NOMINAL IN, hole_diameter: 0.390 INCHES NOMINAL IN, overall_diameter: 0.562 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-193-9753, 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
5226029
NSN: 5310-00-193-9753
FSC: 5310
CAGE: 72587 — DETROIT ELECTRIC MOTOR WORKS INC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
thickness0.062 INCHES NOMINAL IN
hole_diameter0.390 INCHES NOMINAL IN
overall_diameter0.562 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-193-9753
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5226029 · 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: COPPER ALLOY OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.547 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.390 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
•
THICKNESS: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.547 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
HOLE DIAMETER0.390 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
KC9125Interchangeable
interchangeable cross-reference
interchangeable
R437Interchangeable
interchangeable cross-reference
interchangeable
FF-W-92 TYAInterchangeable
interchangeable cross-reference
interchangeable
GKT594Interchangeable
interchangeable cross-reference
interchangeable
HL-21023 ITEM 1Interchangeable
interchangeable cross-reference
interchangeable
5310PL0944229Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5226029?
5226029 is a WASHER,FLAT.
What parts can replace 5226029?
There are 19 known substitutes for 5226029: KC9125, R437, FF-W-92 TYA and 16 more. Substitute compatibility should be verified for your specific system.
Is 5226029 still available?
5226029 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026