Supplier product
Xingtai Biaopu Machinery Seal Factory / DEMAISI
Metal-and-rubber bonded washer with a JB982-77 catalog reference.
The bonded-washer entry describes a metal ring and rubber sealing element joined by vulcanization. Biaopu discusses threaded and flanged connection sealing and names NBR or fluororubber options. Its product title references metric JB982-77 washers, while the exact connection size, metal finish and elastomer compound should be specified for the intended hydraulic joint.
Xingtai Biaopu Machinery Seal Factory / DEMAISI · Xingtai, Hebei
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Source reviewed: 2026-11-07. This directory summary organises the supplier’s published product information.
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