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 5905-00-216-6576
NSN 5945-00-642-2953
NSN 6220-00-244-2040
NSN 5930-01-191-7297
NSN 5910-01-615-8381
NSN 5996-01-308-7987
NSN 6145-01-037-7241
NSN 2925-00-215-4954
NSN 5990-01-105-5336
NSN 5835-01-480-3484
NSN 5910-00-636-4697
NSN 5855-00-087-7833