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 5960-01-108-6636
NSN 6220-01-171-8383
NSN 5999-01-364-0277
NSN 5998-01-487-1329
NSN 6645-01-128-0895
NSN 6130-01-384-3141
NSN 5910-01-383-9786
NSN 5920-00-224-6639
NSN 5960-01-429-5897
NSN 5950-01-359-8952
NSN 5975-01-397-5192
NSN 6645-00-994-6664