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 6645-01-399-0661
NSN 6610-01-212-9817
NSN 4140-01-255-0282
NSN 5975-00-200-2002
NSN 6650-01-146-5000
NSN 6135-00-686-4777
NSN 5965-01-186-0329
NSN 6620-01-310-6653
NSN 5996-01-048-5196
NSN 6240-00-297-3919
NSN 5950-01-301-4824
NSN 5935-00-940-0436