Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 16 OTHER WEAPON SYSTEMS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-155-4277, 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 2HS556?
2HS556 is a O-RING.
What parts can replace 2HS556?
There are 6 known substitutes for 2HS556: 4002-6, CC50CH6R0C, CC50CH060G and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2HS556?
2HS556 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-155-4277. This indicates validated use in U.S. government and defense supply chains.
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