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 LOWER SUSPENSION,SEAT MARINE is a the manufacturer industrial component. Key specifications include special_features: LOWER SUSPENSION FOR SHOX SEATS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-392-2186, 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 125421?
125421 is a LOWER SUSPENSION,SEAT MARINE.
What parts can replace 125421?
There are 13 known substitutes for 125421: 53183, 2410 1-19/64, GGG-D-751 and 10 more. Substitute compatibility should be verified for your specific system.
Is 125421 still available?
125421 is currently cancelled.
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