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 5905-01-534-3474
NSN 5960-01-201-5804
NSN 5925-01-421-2632
NSN 5925-01-319-9625
NSN 6130-01-076-3926
NSN 6130-00-538-8442
NSN 5945-01-104-4926
NSN 5960-01-379-3947
NSN 2925-01-203-0493
NSN 5999-01-271-7547
NSN 6650-00-458-7586
NSN 6130-00-884-4494