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 5930-01-490-5140
NSN 6685-01-500-1810
NSN 5945-01-567-3952
NSN 5920-01-147-5652
NSN 5975-01-056-9604
NSN 6110-01-608-1516
NSN 5996-00-270-0340
NSN 6650-01-469-0272
NSN 6610-01-623-2560
NSN 5950-01-430-5502
NSN 5905-01-093-9493
NSN 6610-01-010-3159