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 5975-01-218-6642
NSN 5965-01-027-6554
NSN 7035-00-782-7046
NSN 5925-00-781-4535
NSN 6130-01-232-7573
NSN 6610-01-448-0982
NSN 5950-00-170-6457
NSN 6320-00-036-3688
NSN 6650-01-548-3495
NSN 5905-01-346-1261
NSN 5960-01-429-2168
NSN 6105-01-206-9128