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 5990-01-521-7890
NSN 2925-01-136-1095
NSN 5985-01-421-5029
NSN 5960-00-990-4094
NSN 4140-01-323-4279
NSN 5998-00-838-7020
NSN 5999-00-925-2502
NSN 7035-00-349-8571
NSN 6610-00-911-8296
NSN 5930-00-107-7140
NSN 6135-01-022-5427
NSN 5895-01-299-0642