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 5895-01-557-5370
NSN 6105-00-518-4703
NSN 6650-01-504-2676
NSN 6220-01-487-3904
NSN 5930-01-260-5931
NSN 5895-01-563-0956
NSN 6320-00-557-3079
NSN 5905-01-566-0315
NSN 5990-00-331-4459
NSN 5990-01-101-7602
NSN 5950-01-312-4650
NSN 4140-01-310-5045