A tublular-shaped item designed to be bolted to an engine block or the like. it may include external cooling fins. see also cylinder sleeve.
NSN 5996-01-219-6675
NSN 5920-01-527-8779
NSN 5998-00-403-2261
NSN 4140-01-362-9957
NSN 7035-01-198-1512
NSN 6145-01-295-9356
NSN 5905-00-837-5600
NSN 6220-01-556-7164
NSN 5930-00-104-6148
NSN 5950-00-484-9473
NSN 6240-00-660-8849
NSN 5960-01-360-4107