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 6145-00-486-3443
NSN 5930-01-265-4612
NSN 6220-01-359-4857
NSN 5960-01-217-0496
NSN 5960-01-042-3337
NSN 5965-00-946-2021
NSN 6685-01-222-9386
NSN 5855-01-191-3404
NSN 5920-01-010-3293
NSN 5920-01-614-2155
NSN 5855-01-121-8862
NSN 5996-01-446-4785