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 5925-00-915-1204
NSN 5855-01-521-1922
NSN 5950-01-461-1216
NSN 5975-00-474-9769
NSN 5945-01-430-4328
NSN 6650-01-599-8101
NSN 6240-00-826-1349
NSN 5998-01-315-4972
NSN 5905-00-563-8635
NSN 5965-00-170-5254
NSN 6150-00-940-1957
NSN 6650-01-333-3646