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 6240-01-380-2127
NSN 6110-00-995-8743
NSN 6130-00-476-8410
NSN 6685-00-113-5440
NSN 5925-00-960-5214
NSN 5920-01-168-7810
NSN 5855-00-118-8762
NSN 5905-01-318-6638
NSN 6130-01-353-0965
NSN 6650-00-653-1744
NSN 6110-01-079-4048
NSN 5999-00-506-1742