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 6320-00-322-3460
NSN 5985-01-163-3069
NSN 6650-01-593-5993
NSN 6150-01-294-3501
NSN 5905-01-026-7891
NSN 6135-00-203-9645
NSN 6620-01-111-9064
NSN 5960-01-520-4615
NSN 5975-01-066-6494
NSN 6240-01-469-7324
NSN 6685-00-784-4180
NSN 6645-00-736-0476