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 275.0 FAHRENHEIT DEGF, outside_diameter: 4.637 INCHES NOMINAL IN, center_hole_diameter: 4.344 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-579-7921, 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
456-6849
NSN:5331-00-579-7921 FSC:5331 — O-RING CAGE:A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
outside_diameter
4.637 INCHES NOMINAL IN
center_hole_diameter
4.344 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN
5331-00-579-7921
COMPONENT DIAGRAM
KEY FEATURES
•
OUTSIDE DIAMETER: 4.637 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
CENTER HOLE DIAMETER: 4.344 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 456-6849?
456-6849 is a O-RING.
What parts can replace 456-6849?
There are 18 known substitutes for 456-6849: N304-7-23, 68547, N0304 2-425 and 15 more. Substitute compatibility should be verified for your specific system.
Is 456-6849 still available?
456-6849 is currently cancelled.
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