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 2925-01-187-5480
NSN 5985-01-566-4502
NSN 5835-01-079-7989
NSN 2925-01-394-9658
NSN 2925-01-442-7812
NSN 6220-01-568-6653
NSN 6110-00-036-6386
NSN 6645-01-436-9702
NSN 6610-00-826-7235
NSN 5975-01-099-2988
NSN 5855-00-298-0261
NSN 6240-01-164-5019