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 6220-01-616-7462
NSN 5855-01-444-9182
NSN 6110-01-010-0905
NSN 5960-01-242-3923
NSN 6110-01-604-1525
NSN 6130-01-099-6274
NSN 6685-01-377-6433
NSN 2925-00-441-8252
NSN 6685-00-711-0616
NSN 6650-01-558-9071
NSN 6135-01-576-9616
NSN 6145-01-547-6651