OSK™ Premium 3/4" Hose Washer - Industrial Use EPDM FDA/NSF61


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  • Model: G-194-BLK
    Dimensions: 0.625" ID X 1.000" OD X 0.125: H
    5/8" ID X 1" OD X 1/8" THK
  • 2,656 in Stock
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Premium Hose Washer - 5/8" ID X 1" OD X 1/8" THK

EPDM FDA/NSF61 Peroxide-Cured

Premium Garden Hose Washers are designed to stop leaks in garden hoses, spray nozzles, sprinklers and hose splitters. The exclusive longest lasting rubber in the washers resists chlorine, bacteria, city water treatment, hard water, and well water. Backed by a 5 year warranty, the premium hose washers have 3 times the life of standard washers. Made of flexible rubber for a tight seal and easy to install.

  • Designed replacement washers for: Garden Hoses, Spray Nozzles, Pressure Washers
  • Industrial Use
  • Bulk Price
  • EPDM FDA/NSF61 Peroxide-Cured

Normally used with foods, water, steam applications, phosphate ester type hydraulic fluids, brake fluids and offer great resistance to ozone and weathering. Peroxide Cured EPDM FDA/NSF-61 are Chloramine Resistant and stronger and have better chemical and chloramine resistance than sulfur cured compounds. EPDM's are not used with petroleum oils or fuels because significant swelling would result.

Chemical Resistance and Uses:

  • Hot water and steam up to 300°F (149°C) with special compounds up to 400°F (204°C)
  • Various Water / Municipalities Applications
  • Household Appliances
  • Glycol based brake fluids up to 300°F (149°C)
  • Many organic and inorganic acid
  • Cleaning agents, soda and potassium alkalis
  • Phosphate-ester based hydraulic fluids (HFD-R)
  • Silicone Oil and Grease
  • Many polar solvents (alcohols, ketones, esters)
  • Ozone, aging and weather resistant
  • Outdoor Applications
  • Electrical Insulators
  • EPDM rubber is used in extreme cold environment applications

EPDM is not recommended for:

  • Mineral oil products (oils, greases and fuels)
  • Solvents
  • Aromatic Hydrocarbons.
  • Liquefied Petroleum Gas (LPG)
  • Lubricating Oils, Petroleum Base
  • Gasoline

Compound Info:

  • Ethylene Propylene, EPDM, or EP (EP)
  • Color: Black
  • Duro: 70
  • FDA/NSF: Yes, Meets the FDA/NSF standard requirements for food-handling applications.
  • ASTM Callout: M4AA710 A13 B13 C12 EA14 F17 NSF 61/CFR 21, 177-2600, a-d
  • FDA/NSF CFR 177.2600
  • Designed to meet or exceed the properties of these popular EPDM Compounds:
    • E603-70, E300-70, E1028-70, 3077, E14, E17016, 5601-70 and 559N

Operating temperature: -65° to +300°F

  • (max. 400°F (204°C) in water and/or steam)

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