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 5905-01-481-3661
NSN 6610-01-433-2219
NSN 5990-00-850-0609
NSN 5950-01-600-8820
NSN 6105-00-063-2007
NSN 2925-00-149-0760
NSN 6240-01-659-2243
NSN 5895-01-349-9985
NSN 6220-00-149-0977
NSN 6135-01-091-6021
NSN 2925-01-152-8618
NSN 5930-00-584-4526