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5310AC1-013 ✓ 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: ALUMINUM ALLOY 2024 OVERALL, thickness: 0.065 INCHES NOMINAL IN, hole_diameter: 1.625 INCHES NOMINAL IN, overall_diameter: 2.375 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 5310-00-837-9554, 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
5310AC1-013
NSN: 5310-00-837-9554
FSC: 5310
CAGE: 81996 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
thickness0.065 INCHES NOMINAL IN
hole_diameter1.625 INCHES NOMINAL IN
overall_diameter2.375 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-837-9554
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310AC1-013 · 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 DOCUMENT AND CLASSIFICATION: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
OVERALL DIAMETER: 2.375 INCHES NOMINAL IN
•
THICKNESS: 0.065 INCHES NOMINAL IN
•
HOLE DIAMETER: 1.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
OVERALL DIAMETER2.375 INCHES NOMINAL IN
THICKNESS0.065 INCHES NOMINAL IN
HOLE DIAMETER1.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
P7455-101Interchangeable
interchangeable cross-reference
interchangeable
55585Interchangeable
interchangeable cross-reference
interchangeable
CR2791G104D57Interchangeable
interchangeable cross-reference
interchangeable
66845Interchangeable
interchangeable cross-reference
interchangeable
93-1839345Interchangeable
interchangeable cross-reference
interchangeable
28229Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310AC1-013?
5310AC1-013 is a WASHER,FLAT.
What parts can replace 5310AC1-013?
There are 8 known substitutes for 5310AC1-013: P7455-101, 55585, CR2791G104D57 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5310AC1-013?
5310AC1-013 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-837-9554. 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