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: -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF, hardness_rating: 65.0 SHORE DUROMETER A NOMINAL, outside_diameter: 4.762 INCHES NOMINAL IN, center_hole_diameter: 4.469 INCHES MINIMUM AND 4.499 INCHES MAXIMUM IN, elongation_percentage: 200 MAXIMUM. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-074-2281, 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
20A11EM246
NSN:5331-00-074-2281 FSC:5331 — O-RING CAGE:830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
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FREQUENTLY ASKED QUESTIONS
What is 20A11EM246?
20A11EM246 is a O-RING.
What parts can replace 20A11EM246?
There are 21 known substitutes for 20A11EM246: 1552AS454-1, 224-6, 70-1412 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20A11EM246?
20A11EM246 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-074-2281. This indicates validated use in U.S. government and defense supply chains.
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