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 5905-00-011-1673
NSN 2925-01-643-8395
NSN 6135-01-496-5810
NSN 5965-01-380-1808
NSN 5945-01-152-1883
NSN 5915-01-489-6185
NSN 5945-01-542-5412
NSN 6645-01-347-6784
NSN 5935-01-455-8445
NSN 6320-01-347-2638
NSN 5895-01-485-0134
NSN 6110-01-400-4207