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 2925-01-521-0600
NSN 5920-01-384-3387
NSN 5910-00-298-1833
NSN 5965-00-063-9558
NSN 5835-01-608-8868
NSN 5996-01-512-2878
NSN 5835-01-386-4027
NSN 5910-01-424-1779
NSN 6685-01-034-4561
NSN 5930-00-246-5215
NSN 6685-00-596-8765
NSN 7035-01-177-2807