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 4140-00-967-7969
NSN 6130-01-423-7271
NSN 6220-01-412-3722
NSN 6610-01-048-2870
NSN 6220-00-186-8565
NSN 6135-01-041-3829
NSN 5996-00-193-3459
NSN 6220-01-032-7370
NSN 6150-01-195-4247
NSN 6130-00-763-6041
NSN 5910-01-406-6504
NSN 5985-01-290-5927