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PartsTable / COMPONENT / 268016PC4
268016PC4 ✓ 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 COMP 1015 OVERALL, thickness: 0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN, hole_diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN, overall_diameter: 0.953 INCHES MINIMUM AND 0.969 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 5310-00-185-0098, 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
268016PC4
NSN: 5310-00-185-0098
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 1015 OVERALL
thickness0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
hole_diameter0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
overall_diameter0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-185-0098
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 268016PC4 · 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
•
CENTER HOLE SHAPE STYLE: ROUND
•
THICKNESS: 0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1015 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL DIAMETER: 0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
HOLE DIAMETER0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1015 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL DIAMETER0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
6781568Interchangeable
interchangeable cross-reference
interchangeable
35-055Interchangeable
interchangeable cross-reference
interchangeable
4810PL0842559Interchangeable
interchangeable cross-reference
interchangeable
3005Interchangeable
interchangeable cross-reference
interchangeable
SR11218AInterchangeable
interchangeable cross-reference
interchangeable
160C123002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 268016PC4?
268016PC4 is a WASHER,FLAT.
What parts can replace 268016PC4?
There are 11 known substitutes for 268016PC4: 6781568, 35-055, 4810PL0842559 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 268016PC4?
268016PC4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-185-0098. 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