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 5935-01-055-5395
NSN 6620-00-417-6285
NSN 6145-01-497-2147
NSN 5960-01-089-8155
NSN 4140-01-253-5697
NSN 6240-00-781-8372
NSN 5990-01-527-7640
NSN 5998-01-100-0910
NSN 5960-01-444-2205
NSN 2925-00-351-1015
NSN 5950-01-224-8124
NSN 5999-00-234-2000