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 material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -55.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.430 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN, special_features: WEAPON SYSTEM ESSENTIAL, center_hole_diameter: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-419-0749, 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 2HB263?
2HB263 is a O-RING.
What parts can replace 2HB263?
There are 27 known substitutes for 2HB263: 005-0003-51A, 546925, ARP568-11 and 24 more. Substitute compatibility should be verified for your specific system.
Is 2HB263 still available?
2HB263 is currently cancelled.
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