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 5975-01-449-1798
NSN 5930-01-529-6214
NSN 6650-01-584-3208
NSN 6110-00-477-4558
NSN 6645-01-350-3138
NSN 5985-01-026-4113
NSN 5998-01-645-5285
NSN 6610-01-552-0487
NSN 5998-01-088-6798
NSN 4140-01-417-1360
NSN 5999-00-900-4778
NSN 5920-01-338-1410