A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5999-00-969-5718
NSN 5915-01-116-1897
NSN 5835-00-351-9459
NSN 6610-00-600-1882
NSN 7035-01-423-8343
NSN 5950-01-281-8476
NSN 5999-01-503-0927
NSN 6220-01-410-8592
NSN 5930-01-195-7567
NSN 7035-01-302-1797
NSN 5835-00-924-4268
NSN 5999-01-502-6371