PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 12646461-001
12646461-001 ✓ 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,CONVEX is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 13.49 MILLIMETERS NOMINAL MM, outside_diameter: 28.58 MILLIMETERS NOMINAL MM, style_designator: CONVEX, material_thickness: 4.65 MILLIMETERS MINIMUM AND 4.77 MILLIMETERS MAXIMUM MM, end_item_identification: 2355-01-654-5306. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-727-8041, 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
12646461-001
NSN: 5310-01-727-8041
FSC: 5310
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter13.49 MILLIMETERS NOMINAL MM
outside_diameter28.58 MILLIMETERS NOMINAL MM
style_designatorCONVEX
material_thickness4.65 MILLIMETERS MINIMUM AND 4.77 MILLIMETERS MAXIMUM MM
end_item_identification2355-01-654-5306
material_document_and_classificationASTM A108, GRADE 12L14 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySPHERICAL WASHER
NSN5310-01-727-8041
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12646461-001 · 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
•
OUTSIDE DIAMETER: 28.58 MILLIMETERS NOMINAL MM
•
MATERIAL THICKNESS: 4.65 MILLIMETERS MINIMUM AND 4.77 MILLIMETERS MAXIMUM MM
•
HOLE DIAMETER: 13.49 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: CONVEX
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108, GRADE 12L14 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER28.58 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION2355-01-654-5306
MATERIAL THICKNESS4.65 MILLIMETERS MINIMUM AND 4.77 MILLIMETERS MAXIMUM MM
HOLE DIAMETER13.49 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYSPHERICAL WASHER
STYLE DESIGNATORCONVEX
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108, GRADE 12L14 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
4272-3Interchangeable
interchangeable cross-reference
interchangeable
7648779P003Interchangeable
interchangeable cross-reference
interchangeable
0153ACM-1Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 008Interchangeable
interchangeable cross-reference
interchangeable
C-5526 IT34Interchangeable
interchangeable cross-reference
interchangeable
12646461Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 12646461-001?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 12646461-001?
12646461-001 is a WASHER,CONVEX.
What parts can replace 12646461-001?
There are 8 known substitutes for 12646461-001: 4272-3, 7648779P003, 0153ACM-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12646461-001?
12646461-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-727-8041. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 12646461-001

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026