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2098
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857
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2956
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892
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1323
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309
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1565
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176
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2756
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301

The mating surfaces of the head or block must be perfectly clean, flat and smooth.

Oil seals made of HNBR are characterised by excellent properties that include high resistance to mineral oils with additives, low steam and gas permeability, good cold flexibility down to -30 °C depending on type, good ozone resistance and friction resistance. HNBR seals withstand heat up to 150°C.
Rotary Wheel Of Auto Parts
Most ERIKS oil seals, such as the types M, MST, R and RST, are made of NBR as standard.