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 5950-01-527-2755
NSN 6610-01-606-0380
NSN 6145-00-244-4360
NSN 5920-01-095-3894
NSN 5855-00-763-2155
NSN 6650-00-227-8743
NSN 5945-01-499-8516
NSN 6105-00-521-1136
NSN 6240-01-195-8696
NSN 5985-01-421-7570
NSN 5910-01-407-7150
NSN 5990-00-519-9974