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 5935-01-238-1559
NSN 5960-01-648-1872
NSN 5996-00-924-0593
NSN 5895-01-398-1057
NSN 6610-00-411-7246
NSN 5960-01-437-7422
NSN 2925-00-295-1994
NSN 6150-01-023-1516
NSN 5935-01-026-9956
NSN 5985-01-186-4746
NSN 6110-01-437-6430
NSN 5905-01-634-0595