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 5855-01-020-7982
NSN 5905-01-350-1196
NSN 6645-00-491-0462
NSN 5985-00-433-6149
NSN 6150-00-773-1969
NSN 5935-01-585-8431
NSN 5965-00-111-2073
NSN 6610-01-627-0642
NSN 7035-01-289-0684
NSN 2925-01-068-3844
NSN 5960-01-232-3100
NSN 6240-01-212-9535