Leybold WS151 WS251 WA151 WA251 WA150 Piston Ring 23179256
Part Number: L23179256
$14.99
This piston ring also fits Leybold WAU150 WAU151 WA250 WAU250
WAU151 WS150 WSU150 WS250 WAU251 WSU251 WSU250