→ 4.0mm CS

O-Ring Dimensions are defined by inside diameter (ID) and the cross section (CS)

* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 32mm / CROSS SECTION 4mm. DIN3771

32x4 Metric Buna-N 70 O-ring

$0.37

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 38mm / CROSS SECTION 4mm. DIN3771

38X4 Metric Buna-N 70 O-ring

$0.58

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 56mm / CROSS SECTION 4mm. DIN3771

56X4 Metric Buna-N 70 O-ring

$0.91

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 59mm / CROSS SECTION 4mm. DIN3771

59x4 Metric Buna-N 70 O-ring

$1.27

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 72mm / CROSS SECTION 4mm. DIN3771

72x4 Metric Buna-N 70 O-ring

$1.27

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 73mm / CROSS SECTION 4mm. DIN3771

73x4 Metric Buna-N 70 O-ring

$1.37

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 78mm / CROSS SECTION 4mm. DIN3771

78x4 Metric Buna-N 70 O-ring

$1.37

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 80mm / CROSS SECTION 4mm. DIN3771

80X4 Metric Buna-N 70 O-ring

$1.05

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 85mm / CROSS SECTION 4mm. DIN3771

85x4 Metric Buna-N 70 O-ring

$2.11

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 112mm / CROSS SECTION 4mm. DIN3771

112X4 Metric Buna-N 70 O-ring

$1.27

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* Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons. * Can be used across a wide temperature range from -30 degrees F (-34 degrees C) to 250 degrees F (121 degrees C). * Round in cross-section to provide a seal between cylindrical overlapping surfaces. * Durometer (hardness) of 70A for resistance to penetration. * INSIDE DIAMETER 242mm / CROSS SECTION 4mm. DIN3771

242x4 Metric Buna-N 70 O-ring

$6.47

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