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 5965-01-631-6307
NSN 5930-01-492-6967
NSN 6105-01-277-1269
NSN 5999-01-657-0722
NSN 6620-00-895-9774
NSN 6650-01-269-6817
NSN 5999-01-492-7089
NSN 6610-01-085-6947
NSN 5990-01-118-0151
NSN 5990-00-924-8024
NSN 5985-00-873-1952
NSN 6150-01-248-1186