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 6135-01-487-0773
NSN 6110-01-246-4347
NSN 5990-01-180-7365
NSN 5935-01-264-6613
NSN 5905-00-541-1471
NSN 5990-01-157-0441
NSN 6610-01-320-1144
NSN 6135-01-189-2293
NSN 5950-01-384-4324
NSN 6610-01-426-1011
NSN 5965-01-056-7225
NSN 6610-01-537-0816