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 5950-01-139-6830
NSN 5999-01-431-2347
NSN 5920-01-628-3885
NSN 5925-01-574-7690
NSN 5950-01-641-5389
NSN 6645-01-213-1739
NSN 6610-01-244-7192
NSN 6135-00-100-8890
NSN 5895-01-546-8484
NSN 5905-01-274-0417
NSN 7035-01-074-2343
NSN 6610-00-897-5680