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 5975-01-479-2825
NSN 6685-01-245-0388
NSN 6105-01-144-8441
NSN 5965-01-389-1068
NSN 6240-01-570-5976
NSN 5925-01-621-1509
NSN 6650-01-103-7342
NSN 5990-00-389-0554
NSN 5925-01-308-5406
NSN 5915-00-804-8989
NSN 6620-01-454-8926
NSN 6645-01-267-5505