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 6650-00-138-8605
NSN 6110-00-229-9079
NSN 6610-00-877-5905
NSN 5905-00-290-8098
NSN 6645-01-548-8239
NSN 6150-00-942-4917
NSN 6135-00-951-3426
NSN 5945-01-416-3534
NSN 5935-00-513-4257
NSN 6135-00-080-9176
NSN 6620-01-401-5356
NSN 5930-01-654-3976