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 6220-01-067-8142
NSN 5975-00-106-6145
NSN 5990-00-788-9021
NSN 5985-00-327-6704
NSN 5999-01-440-0874
NSN 4140-01-423-1647
NSN 4140-01-337-4625
NSN 6240-00-308-9456
NSN 5930-01-478-0122
NSN 5950-01-501-6316
NSN 5855-01-391-7077
NSN 6610-01-446-7635