EPDM O-Rings 70 Duro Black FDA & NSF E700120-451
| Material | EPDM |
| Cross Sectional Shape | Round |
| Hardness | 70 |
| Dash | 451 |
| Fractional |
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| Actual (Inch) |
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| Actual (Metric) |
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NSF-compliant EPDM (Ethylene Propylene Diene Monomer) O-rings are made from a synthetic elastomer that provides outstanding resistance to water, steam, and cleaning chemicals. These compounds are certified to meet NSF/ANSI Standard 61 requirements for use in drinking water and potable water system components. NSF EPDM O-rings maintain long-term sealing integrity in environments where safety, hygiene, and water purity are critical.
NSF-Compliant EPDM O-Ring Recommended UsesPotable water systems, plumbing fixtures, filtration equipment, beverage dispensing systems, water treatment facilities, and sanitary processing equipment.
NSF-Compliant EPDM O-Ring Not RecommendedOils, fuels, aromatic hydrocarbons, and solvents that may cause EPDM to swell or degrade.
NSF-Compliant EPDM O-Ring Limitations
- Not compatible with petroleum-based oils and fuels.
- Limited resistance to non-polar solvents and hydrocarbons.
- Not ideal for applications requiring very low-temperature flexibility.
- Not recommended for use in dynamic sealing under high pressure.
-50 to 300°F (-46 to 149°C)
NSF-Compliant EPDM O-Ring Also Known AsNSF EPDM, EPDM Rubber (NSF 61 Compliant), Ethylene Propylene Rubber, Potable Water EPDM O-Ring.