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 6620-01-625-2855
NSN 5855-00-228-8446
NSN 6145-01-444-8956
NSN 2925-01-656-8217
NSN 5910-01-254-2044
NSN 5935-01-014-0739
NSN 6610-00-248-1559
NSN 6220-01-258-2568
NSN 5855-00-560-0110
NSN 5905-01-239-7721
NSN 5915-00-840-8508
NSN 6145-01-465-2993