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351505S ✓ 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 1012 OVERALL, thickness: 0.156 INCHES NOMINAL IN, hole_diameter: 0.641 INCHES NOMINAL IN, overall_diameter: 1.250 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, peripheral_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 5310-00-281-8322, 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
351505S
NSN: 5310-00-281-8322
FSC: 5310
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL COMP 1012 OVERALL
thickness0.156 INCHES NOMINAL IN
hole_diameter0.641 INCHES NOMINAL IN
overall_diameter1.250 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-281-8322
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 351505S · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.641 INCHES NOMINAL IN
•
THICKNESS: 0.156 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 1012 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER1.250 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.641 INCHES NOMINAL IN
THICKNESS0.156 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 1012 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
A227Interchangeable
interchangeable cross-reference
interchangeable
AA1-127Interchangeable
interchangeable cross-reference
interchangeable
07100-07204Interchangeable
interchangeable cross-reference
interchangeable
8916K616Interchangeable
interchangeable cross-reference
interchangeable
8865K2Interchangeable
interchangeable cross-reference
interchangeable
S3-27Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 351505S?
351505S is a WASHER,FLAT.
What parts can replace 351505S?
There are 9 known substitutes for 351505S: A227, AA1-127, 07100-07204 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 351505S?
351505S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-8322. 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