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 6650-01-431-8933
NSN 5895-01-204-5082
NSN 6240-01-103-9884
NSN 5925-01-314-5514
NSN 2925-01-315-0816
NSN 6110-00-196-8813
NSN 5960-01-575-7818
NSN 5965-01-286-4341
NSN 6650-01-037-1948
NSN 5910-00-356-7370
NSN 4140-01-425-0025
NSN 6240-01-566-9036