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 5999-01-414-2639
NSN 7035-00-803-3056
NSN 5960-01-149-1261
NSN 5990-00-991-8723
NSN 5855-00-997-6225
NSN 5985-01-433-1474
NSN 6145-00-647-3660
NSN 5950-00-473-3274
NSN 5945-00-521-3896
NSN 6145-01-130-5416
NSN 5996-01-210-0280
NSN 5965-00-253-1302