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 7035-00-553-6951
NSN 4140-01-562-1165
NSN 4140-00-283-6843
NSN 5999-01-013-5645
NSN 5910-00-905-2618
NSN 7035-01-190-7332
NSN 5895-01-093-6980
NSN 5895-01-306-9561
NSN 5975-01-307-4032
NSN 6145-00-165-3869
NSN 5935-01-521-3524
NSN 5965-01-033-9352