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 5905-01-123-8782
NSN 6135-01-384-7155
NSN 5925-00-175-4023
NSN 5998-01-315-9122
NSN 6685-01-257-3121
NSN 6220-01-441-2889
NSN 6150-00-650-6790
NSN 6105-01-057-1144
NSN 2925-01-123-5856
NSN 4140-01-623-2245
NSN 4140-01-173-0151
NSN 5945-01-103-2980