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Technical Data Sheet
PartsTable / COMPONENT / 5320000074-00
5320000074-00 ✓ 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: 0.095 INCHES NOMINAL IN, hole_diameter: 0.531 INCHES NOMINAL IN, overall_diameter: 1.062 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 5310-01-556-6655, 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
5320000074-00
NSN: 5310-01-556-6655
FSC: 5310
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.095 INCHES NOMINAL IN
hole_diameter0.531 INCHES NOMINAL IN
overall_diameter1.062 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationMRAP - UNIQUE NSN - MAXXPRO CAT I; MRAP - COUGAR CAT1 A2
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-556-6655
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5320000074-00 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.531 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 1.062 INCHES NOMINAL IN
•
THICKNESS: 0.095 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.531 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER1.062 INCHES NOMINAL IN
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - MAXXPRO CAT I; MRAP - COUGAR CAT1 A2
THICKNESS0.095 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
29820Interchangeable
interchangeable cross-reference
interchangeable
54A319Interchangeable
interchangeable cross-reference
interchangeable
202204R1Interchangeable
interchangeable cross-reference
interchangeable
2370773Interchangeable
interchangeable cross-reference
interchangeable
238634Interchangeable
interchangeable cross-reference
interchangeable
5584-119Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5320000074-00?
5320000074-00 is a WASHER,FLAT.
What parts can replace 5320000074-00?
There are 18 known substitutes for 5320000074-00: 29820, 54A319, 202204R1 and 15 more. Substitute compatibility should be verified for your specific system.
Is 5320000074-00 still available?
5320000074-00 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026