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 6220-00-929-8612
NSN 5996-00-248-7061
NSN 6135-01-205-5965
NSN 5960-01-082-2119
NSN 5996-01-202-1392
NSN 5910-00-481-2084
NSN 6130-01-222-2180
NSN 6105-01-290-2067
NSN 6145-01-248-6284
NSN 5855-01-136-1916
NSN 6105-01-471-3763
NSN 6130-00-279-8552