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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-148-4627
NSN 5930-01-263-3980
NSN 6145-00-804-2861
NSN 4140-01-581-5490
NSN 6685-01-496-9950
NSN 5855-01-565-7447
NSN 5855-01-508-6917
NSN 5999-00-807-3775
NSN 5950-00-490-1353
NSN 5960-00-245-2645
NSN 5965-01-644-8427
NSN 5950-01-183-6761