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 6645-00-079-1430
NSN 6650-01-242-6155
NSN 6145-00-283-7641
NSN 5915-01-147-0872
NSN 6150-00-400-4185
NSN 5905-01-207-2033
NSN 5855-01-528-7287
NSN 5960-01-649-1341
NSN 5960-00-401-0794
NSN 6320-01-447-3459
NSN 6135-01-442-7275
NSN 5915-01-520-3417