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 4140-00-998-6037
NSN 6240-01-157-5154
NSN 5855-00-436-3852
NSN 5998-01-264-7289
NSN 6685-00-113-6611
NSN 5990-01-507-1479
NSN 5996-01-047-8360
NSN 6240-01-434-6776
NSN 5998-00-383-6191
NSN 4140-01-609-5718
NSN 5975-01-188-3640
NSN 6135-01-377-5729