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 5920-00-345-5833
NSN 5965-01-529-5311
NSN 5855-00-494-9581
NSN 6220-01-570-4027
NSN 6110-00-530-3779
NSN 5990-01-491-8900
NSN 6240-01-420-8320
NSN 5910-00-632-8260
NSN 6150-01-252-4913
NSN 6145-00-935-5242
NSN 6150-01-437-9087
NSN 2925-01-528-7333