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 6645-01-259-4231
NSN 6110-00-114-0868
NSN 6220-01-526-7800
NSN 5945-01-153-7498
NSN 5996-01-364-0207
NSN 5975-01-311-3774
NSN 6320-00-242-3300
NSN 5990-01-088-4085
NSN 5895-01-212-3012
NSN 5915-00-563-1558
NSN 5855-01-358-1939
NSN 6645-00-898-4316