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 6110-01-012-4710
NSN 5930-00-756-5614
NSN 4140-00-679-9512
NSN 5985-01-109-1697
NSN 6220-00-837-2848
NSN 2925-00-420-8151
NSN 2925-01-652-7564
NSN 5998-00-969-1777
NSN 6220-01-482-5444
NSN 5945-01-192-7723
NSN 5999-00-630-2444
NSN 5930-01-517-0889