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PartsTable / COMPONENT / 03169800
03169800 ✓ 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: 0.5 MILLIMETERS NOMINAL MM, hole_diameter: 13.0 MILLIMETERS NOMINAL MM, overall_diameter: 18.0 MILLIMETERS NOMINAL MM, 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 5310-01-074-6878, 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
03169800
NSN: 5310-01-074-6878
FSC: 5310
CAGE: 61080 — HATZ DIESEL OF AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.5 MILLIMETERS NOMINAL MM
hole_diameter13.0 MILLIMETERS NOMINAL MM
overall_diameter18.0 MILLIMETERS NOMINAL MM
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-074-6878
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 03169800 · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 13.0 MILLIMETERS NOMINAL MM
•
OVERALL DIAMETER: 18.0 MILLIMETERS NOMINAL MM
•
THICKNESS: 0.5 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER13.0 MILLIMETERS NOMINAL MM
OVERALL DIAMETER18.0 MILLIMETERS NOMINAL MM
THICKNESS0.5 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
69364Interchangeable
interchangeable cross-reference
interchangeable
22194Interchangeable
interchangeable cross-reference
interchangeable
1070832Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 03169800?
03169800 is a WASHER,FLAT.
What parts can replace 03169800?
There are 3 known substitutes for 03169800: 69364, 22194, 1070832. Substitute compatibility should be verified for your specific system.
What is the NSN for 03169800?
03169800 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-074-6878. 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