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 5996-01-453-2464
NSN 6135-01-041-3829
NSN 6685-01-578-7011
NSN 5990-01-540-1619
NSN 5990-01-056-6413
NSN 6135-01-372-6985
NSN 5925-01-552-9782
NSN 4140-01-368-5215
NSN 6240-00-939-5501
NSN 4140-01-562-0499
NSN 6105-01-512-7888
NSN 5925-01-557-9007