This must be a magic adapter. The ID and OD are the same.
A long time ago I designed a fabricated part. The machinist insisted there was a dimension problem, I of course insisted it was correct. He later came in with a handful of metal shavings.
"Here's your part" I learned my lesson.
A Book For All Reasons Bernard Cole3 comments Robert Oshana's recent book "Software Engineering for Embedded Systems (Newnes/Elsevier)," written and edited with Mark Kraeling, is a 'book for all reasons.' At almost 1,200 pages, it ...