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 5855-01-440-6614
NSN 4140-01-634-0330
NSN 6685-01-061-0602
NSN 6220-01-634-0660
NSN 5999-01-434-7010
NSN 5960-01-053-4358
NSN 5996-01-208-5045
NSN 5990-00-339-2084
NSN 6145-00-286-9588
NSN 2925-00-486-0524
NSN 6610-01-284-6968
NSN 5920-00-187-0260