A usually round item of various cross sections designed for temporary installation into a hole in a case, compressor, aircraft gas turbine engine for the purpose of preventing air from escaping during engine operation. When removed, the hole is for inserting inspection probes, borescopes and the like. It may be grooved or tapered for installation and removal. It may include spacers, springs, rivets and the like.
NSN 6130-01-212-9912
NSN 5835-01-654-4570
NSN 6150-00-216-6542
NSN 5990-01-309-5840
NSN 6610-01-167-8747
NSN 6610-01-308-6148
NSN 6110-01-099-6893
NSN 5950-00-928-8212
NSN 5996-01-006-6346
NSN 6240-01-526-1674
NSN 6105-01-375-3708
NSN 6105-00-807-6135