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 6645-01-400-2119
NSN 6150-01-136-6668
NSN 4140-00-597-5260
NSN 5925-01-444-4575
NSN 5905-01-029-2213
NSN 5960-00-918-2369
NSN 6110-01-187-5807
NSN 5998-01-051-6623
NSN 5990-01-128-3758
NSN 5960-01-653-9441
NSN 5895-01-342-3102
NSN 6320-01-631-7828