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 5999-01-446-7248
NSN 2925-01-502-8863
NSN 5855-00-494-9581
NSN 5975-01-299-9779
NSN 6220-00-276-0600
NSN 5925-01-628-8592
NSN 5960-01-031-1759
NSN 5945-01-614-0863
NSN 6610-01-078-3242
NSN 6650-00-578-6543
NSN 5895-01-023-6150
NSN 5855-01-085-5354