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 5950-00-082-0286
NSN 6645-01-208-1731
NSN 5905-00-605-2982
NSN 5945-01-435-5874
NSN 6650-01-343-8008
NSN 6110-01-245-8995
NSN 5975-01-512-8181
NSN 6610-00-825-5774
NSN 2925-01-510-9378
NSN 5895-01-068-3279
NSN 5905-00-904-1103
NSN 6130-01-502-6729