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 5895-00-839-6152
NSN 5990-01-266-6016
NSN 6145-01-543-0900
NSN 5915-00-257-3178
NSN 5855-00-987-1171
NSN 6145-00-859-0237
NSN 6320-01-129-9656
NSN 5910-00-594-1904
NSN 5910-00-015-3625
NSN 6685-01-052-7482
NSN 5965-01-073-6047
NSN 6620-01-591-6681