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 6150-01-367-6309
NSN 6145-00-682-6993
NSN 5910-00-306-0108
NSN 5855-01-428-9456
NSN 6145-00-553-2665
NSN 5985-00-671-8324
NSN 5965-01-289-6436
NSN 5999-01-634-0576
NSN 7035-00-371-7749
NSN 5855-01-433-3157
NSN 6105-01-459-7235
NSN 6650-01-541-6718