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 6650-00-266-6808
NSN 5945-00-369-8757
NSN 5950-01-068-1356
NSN 6135-01-110-8022
NSN 6240-01-450-4886
NSN 5999-00-333-9985
NSN 5930-00-089-3317
NSN 6610-01-461-3850
NSN 6240-01-364-8254
NSN 6150-01-422-4208
NSN 6135-01-540-9655
NSN 6130-00-118-3852