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 6145-00-528-6467
NSN 6135-00-050-7189
NSN 5985-01-328-1750
NSN 6130-01-485-5022
NSN 6220-01-558-4399
NSN 5990-01-436-7191
NSN 6645-01-023-8020
NSN 6150-00-456-0775
NSN 5925-01-200-7813
NSN 5960-01-347-6791
NSN 6650-00-400-2625
NSN 5930-00-001-4682