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 5910-01-422-2907
NSN 5925-00-835-6009
NSN 5985-01-172-9928
NSN 2925-01-089-4176
NSN 4140-01-339-7874
NSN 5985-01-477-5311
NSN 4140-01-480-0961
NSN 5915-01-051-1258
NSN 6220-01-529-0778
NSN 5960-01-275-7552
NSN 6150-01-147-9982
NSN 5960-01-311-5817