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. This part is cataloged in the Federal Logistics Information System under NSN 5310-00-531-9515, 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.
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FREQUENTLY ASKED QUESTIONS
What is 158255-28?
158255-28 is a WASHER,FLAT.
What parts can replace 158255-28?
There are 27 known substitutes for 158255-28: 186476, 8446-22, 63661 and 24 more. Substitute compatibility should be verified for your specific system.
Is 158255-28 still available?
158255-28 is currently cancelled.
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