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 6650-01-346-1992
NSN 5965-01-631-2722
NSN 6150-01-579-3702
NSN 5960-00-034-5144
NSN 6645-00-527-7258
NSN 6685-01-508-3823
NSN 6150-01-599-0878
NSN 5920-00-702-3735
NSN 6110-01-157-8253
NSN 5915-01-233-3272
NSN 5915-01-094-6921
NSN 5985-00-001-7068