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 5910-01-598-7636
NSN 6620-01-290-2973
NSN 6650-00-569-1762
NSN 6610-00-872-4303
NSN 6220-01-617-4838
NSN 6220-00-163-1183
NSN 6110-01-231-9890
NSN 5930-01-456-5679
NSN 6110-01-067-3741
NSN 5999-00-841-0157
NSN 2925-00-102-7701
NSN 5895-01-525-5116