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 6135-01-633-8502
NSN 6645-01-473-9179
NSN 5960-01-274-7628
NSN 5960-01-316-3283
NSN 6620-00-477-0654
NSN 5985-00-621-7587
NSN 6240-01-310-3726
NSN 5999-00-133-7693
NSN 5985-01-425-5849
NSN 5855-01-580-0645
NSN 5905-00-141-1183
NSN 6685-00-913-0533