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 6620-01-608-8548
NSN 4140-01-152-0648
NSN 2925-01-603-6379
NSN 6135-01-370-9441
NSN 6105-01-406-0779
NSN 5985-00-928-7118
NSN 5965-01-426-8325
NSN 4140-00-833-6239
NSN 5996-01-148-1252
NSN 5920-00-911-1662
NSN 7035-00-513-9764
NSN 5945-00-100-1261