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Home > Hydraulic Hose & Fittings > O-Rings & Bonded Dowty Seals, Inc Kits & Copper Washers > Metric Self Centring Bonded Dowty Seals Washers
14 products in this category

The bonded seal is a metal washer with a vulcanised rubber insert for use in high pressure applications where other means of sealing are unsuitable. Our Bonded seals are self centralising.

Key features of self-centralising Bonded Seals:

Elimination of seal offset ~ Elimination of leaks ~ Ease of installation  ~ Reduce assembly time & Captive assembly


Bonded Seal NBR 85 / Mild steel – Zinc plated finish

Steel Washer Specification

Mild steel:

Pressed Mild Steel from cold rolled strip to JIS G3141 SPCC-S

Minimum Tensile Strength = 300MN/m2

Plating Specification

Zinc Plating 5 micron minimum.

Bonded Rubber Specification

Nitrile 85 Shore elastomer to ASTM D2000 M7 BG814 A14 B34 EF11 EF21 EO14 EO34