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 6110-00-271-9928
NSN 5960-00-837-1276
NSN 5895-01-411-6024
NSN 5930-00-564-3882
NSN 6145-01-429-8529
NSN 6105-00-852-7240
NSN 5920-01-157-2767
NSN 6105-00-939-1484
NSN 6240-00-660-8849
NSN 5910-00-574-3881
NSN 6620-01-004-2738
NSN 6240-01-212-9586