【Rose+Bopla Enclosures】52050300,MDR 20X1,5 METRIC SEALING RING
【Rose+Bopla Enclosures】52050400,MDR 25X1,5 METRIC SEALING RING
【Paulstra】520505,
【Rose+Bopla Enclosures】52050500,MDR 32X1,5 METRIC SEALING RING
【Paulstra】520506,
【Rose+Bopla Enclosures】52050600,MDR 40X1,5 METRIC SEALING RING
【Paulstra】520508,
【Paulstra】520511,