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 2925-01-224-1885
NSN 5910-00-706-9389
NSN 5895-01-085-6168
NSN 5960-00-166-7681
NSN 6240-00-943-7560
NSN 5999-00-284-8403
NSN 6620-01-438-8479
NSN 6135-01-502-5787
NSN 5999-01-125-6698
NSN 5905-01-120-1187
NSN 6320-01-600-5808
NSN 5975-01-465-9175