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 6620-00-583-2687
NSN 5910-00-850-7531
NSN 5950-01-557-4206
NSN 6650-01-512-1930
NSN 6610-00-304-5077
NSN 6320-00-456-0836
NSN 6150-01-319-3692
NSN 5999-01-606-3824
NSN 6105-00-659-3890
NSN 5985-01-606-6059
NSN 5985-00-565-1677
NSN 5930-01-457-1676