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PartsTable / COMPONENT / D1418057
D1418057 ✓ 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 PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 8.0 MILLIMETERS NOMINAL MM, diameter: 30.0 MILLIMETERS NOMINAL MM, material: STEEL OVERALL, head_style: ROUND W/WRENCH FLATS, chamfer_length: 1.0 MILLIMETERS NOMINAL MM, special_features: END OF PIN SLOTTED, R 26ML X 8.5 ML DP; HEAD CENTERED DRILLED, 20 ML DP X 5/16-18 UNC-2B; 3 HOLES ON THE FLANGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-483-3382, 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
D1418057
NSN: 5315-01-483-3382
FSC: 5315
CAGE: A0461 — CALZONI SRL (ITA)
SPECIFICATIONS
height8.0 MILLIMETERS NOMINAL MM
diameter30.0 MILLIMETERS NOMINAL MM
materialSTEEL OVERALL
head_styleROUND W/WRENCH FLATS
chamfer_length1.0 MILLIMETERS NOMINAL MM
special_featuresEND OF PIN SLOTTED, R 26ML X 8.5 ML DP; HEAD CENTERED DRILLED, 20 ML DP X 5/16-18 UNC-2B; 3 HOLES ON THE FLANGE
style_designatorSTRAIGHT
pin_chamfer_angle70.0 DEGREES NOMINAL
pin_head_diameter56.0 MILLIMETERS NOMINAL MM
under_head_length65.0 MILLIMETERS NOMINAL MM
width_across_flats35.0 MILLIMETERS NOMINAL MM
end_item_identificationVALVE,GATE 4; NIMITZ CLASS CVN
NSN5315-01-483-3382
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D1418057 · 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
•
UNDER HEAD LENGTH: 65.0 MILLIMETERS NOMINAL MM
•
WIDTH ACROSS FLATS: 35.0 MILLIMETERS NOMINAL MM
•
PIN HEAD DIAMETER: 56.0 MILLIMETERS NOMINAL MM
•
CHAMFER LENGTH: 1.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
DIAMETER: 30.0 MILLIMETERS NOMINAL MM
•
HEIGHT: 8.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
UNDER HEAD LENGTH65.0 MILLIMETERS NOMINAL MM
WIDTH ACROSS FLATS35.0 MILLIMETERS NOMINAL MM
PIN HEAD DIAMETER56.0 MILLIMETERS NOMINAL MM
CHAMFER LENGTH1.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONVALVE,GATE 4; NIMITZ CLASS CVN
MATERIALSTEEL OVERALL
DIAMETER30.0 MILLIMETERS NOMINAL MM
HEIGHT8.0 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORSTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7377550Interchangeable
interchangeable cross-reference
interchangeable
10W165Interchangeable
interchangeable cross-reference
interchangeable
427102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D1418057?
D1418057 is a PIN,STRAIGHT,HEADED.
What parts can replace D1418057?
There are 3 known substitutes for D1418057: 7377550, 10W165, 427102. Substitute compatibility should be verified for your specific system.
What is the NSN for D1418057?
D1418057 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-483-3382. 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