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 6240-01-341-3921
NSN 6620-01-248-0358
NSN 5935-01-592-2464
NSN 5965-01-020-4104
NSN 6110-01-054-3032
NSN 4140-01-593-6670
NSN 5895-01-580-3060
NSN 6150-01-221-2868
NSN 6240-00-233-3481
NSN 7035-00-064-7008
NSN 6150-01-445-5366
NSN 5930-00-603-0794