MGB Oil Filter Support Sikorsky May 29 Written By BGM 6435-20009-XXXrepair worn o-ring cover seat on supportNDT (FPI)repair stripped oil port thread 643520009Sikorsky S64 BGM https://www.bgmachineworks.com
MGB Oil Filter Support Sikorsky May 29 Written By BGM 6435-20009-XXXrepair worn o-ring cover seat on supportNDT (FPI)repair stripped oil port thread 643520009Sikorsky S64 BGM https://www.bgmachineworks.com