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 5915-01-053-0900
NSN 5925-01-323-7756
NSN 5905-01-487-7860
NSN 6240-01-582-7155
NSN 6145-01-544-7237
NSN 5925-01-062-7973
NSN 5920-01-388-7293
NSN 5905-01-500-2135
NSN 6650-01-327-5113
NSN 6610-00-512-4183
NSN 6610-01-299-7171
NSN 5835-00-257-2852