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 6620-01-014-7192
NSN 5920-00-146-4109
NSN 5990-00-928-5655
NSN 6645-00-942-7170
NSN 5985-01-403-2835
NSN 2925-00-400-5634
NSN 5985-00-518-5240
NSN 5998-01-027-1387
NSN 5998-00-552-1473
NSN 6645-00-116-1409
NSN 6240-01-436-9868
NSN 5945-00-151-4623