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Technical Data Sheet
PartsTable / COMPONENT / 13473A
13473A ✓ 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: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN, hole_diameter: 0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN, overall_diameter: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM 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 5310-00-205-8488, 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
13473A
NSN: 5310-00-205-8488
FSC: 5310
CAGE: 28265 — HERCULES ENGINE CO INC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
hole_diameter0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN
overall_diameter0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-205-8488
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13473A · 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 OVERALL
•
OVERALL DIAMETER: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN
•
THICKNESS: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER OVERALL
OVERALL DIAMETER0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
HOLE DIAMETER0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN
THICKNESS0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
22524Interchangeable
interchangeable cross-reference
interchangeable
5-8189Interchangeable
interchangeable cross-reference
interchangeable
F51668-1-18Interchangeable
interchangeable cross-reference
interchangeable
331-5901-1149384Interchangeable
interchangeable cross-reference
interchangeable
22524REVBInterchangeable
interchangeable cross-reference
interchangeable
58054-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13473A?
13473A is a WASHER,FLAT.
What parts can replace 13473A?
There are 6 known substitutes for 13473A: 22524, 5-8189, F51668-1-18 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13473A?
13473A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-205-8488. 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