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 5975-01-204-6887
NSN 5910-01-023-8220
NSN 5990-01-264-9759
NSN 5920-01-365-5878
NSN 5965-01-105-7901
NSN 5975-00-508-7169
NSN 6610-01-552-2726
NSN 5920-00-296-9869
NSN 6645-01-090-8875
NSN 5996-01-289-7158
NSN 6220-01-231-7601
NSN 6650-00-269-5000