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 6110-00-424-4557
NSN 5925-00-013-9423
NSN 5855-01-389-8884
NSN 2925-01-656-8217
NSN 5965-01-050-8447
NSN 7035-00-055-9778
NSN 6610-00-476-4402
NSN 5960-01-595-6515
NSN 5910-00-986-5777
NSN 5960-00-845-1043
NSN 6150-01-107-8046
NSN 6220-00-344-3189