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the FIRST SIZE OF THE AUCTION MEANS the INTERNAL DIAMETER OF the ORING in MM
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the SECOND size FROM THE AUCTION MEANS the DIAMETER OF the CROSS-SECTION (Wall THICKNESS) in MM
уплотнительные кольца made of 70nbr материал are characterized by:
- сопротивление маслам, смазкам, топливам, гибкости,
- flexibility,
- сопротивление низким температурам
- Limited Gas permeability
- small permanent deformation under compression
температурный диапазон: -30 ° C до +100 ° C, короткий срок до +120 ° c