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 5920-01-359-8720
NSN 5950-00-932-0197
NSN 5990-01-376-8930
NSN 6610-00-147-9332
NSN 5895-01-265-4081
NSN 5965-01-045-0247
NSN 5925-00-597-1558
NSN 5855-00-879-5849
NSN 5920-00-893-8679
NSN 5996-01-207-8030
NSN 5930-01-198-6442
NSN 6130-00-299-6920