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 6110-01-449-4016
NSN 5945-01-537-6048
NSN 6685-01-444-3117
NSN 6135-00-152-8729
NSN 5895-01-055-7677
NSN 7035-01-359-7460
NSN 5950-00-205-2932
NSN 5855-01-066-8742
NSN 5855-01-027-3639
NSN 5960-01-362-9638
NSN 5999-01-089-9915
NSN 6650-01-523-3600