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 6240-01-530-7485
NSN 5895-00-912-3556
NSN 6645-00-913-2723
NSN 6145-01-355-7192
NSN 6320-00-456-0836
NSN 5920-00-726-8084
NSN 5895-00-530-5310
NSN 5965-00-665-1021
NSN 6620-01-307-0311
NSN 6650-00-004-3683
NSN 6220-01-166-4909
NSN 5999-00-302-1741