O-Rings Nitrile Rubber 7mm Inner Diameter 12mm OD 2.5mm Width Round Seal Gasket 50 Pcs

Specifications:

Inner Diameter: 7mm / 0.28-inch

Outside Diameter: 12mm / 0.47-inch

Cross-Section Diameter: 2.5mm / 0.1-inch

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Package Contents:

50(+/-2%)pcs x O-Ring

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Descriptions:

1. They are circular in shape,KEY_TAB round in cross-section. For use across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C).

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2. Buna N or Nitrile has good mechanical properties when compared with other elastomers and high wear resistance. Good resistance to many petroleum oils, greases, hydraulic fluids, alcohol, mineral oil and grease.

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3. This O-ring is made of black nitrile rubber, has a durometer of 70A, and is designed for use in a wide variety of sealing applications.

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4. O-rings commonly provide a pressure and fluid seal between cylindrically shaped, overlapping mating surfaces and are commonly seen in engines, flanges, valves, and various cylinders.

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5. Buna-nitrile is vulnerable to acetone, ethers, esters, ozone, sunlight and weathering and should therefore not be used in ozone-generating electric motors, welding equipment, or in applications with exposure to UV light.