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 6645-01-296-9769
NSN 6105-00-947-7119
NSN 6650-01-528-6563
NSN 5950-01-501-3478
NSN 5930-01-496-0254
NSN 7035-01-057-5221
NSN 6240-01-509-7416
NSN 5985-01-163-1563
NSN 6135-00-080-9176
NSN 5895-01-598-6086
NSN 5990-00-843-2063
NSN 5985-01-515-9184