10 in stock
This is the Busch Retaining Ring ZA20 (Part #432000367). It is a direct replacement part made for Busch R5 series vacuum pumps. This retaining ring is used on pump models 0025B, 0025C, 0025E, 0025F, 0040B, 0040C, 0040E, and 0040F . It helps secure and retain other parts or components within the pump assembly, such as bearings, seals, or other rotating or stationary elements .
10 in stock
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