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 5930-01-591-6213
NSN 5945-01-443-5357
NSN 5925-01-628-4332
NSN 5965-01-534-4744
NSN 5930-01-010-3283
NSN 6130-01-609-2632
NSN 5965-01-260-7146
NSN 5930-00-494-1708
NSN 5835-01-073-9622
NSN 5905-00-919-0160
NSN 6145-01-060-6898
NSN 6645-01-215-0617