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 5985-01-527-9870
NSN 6620-01-381-6225
NSN 5965-00-577-1242
NSN 5905-01-430-7231
NSN 5855-01-584-4128
NSN 7035-01-579-3144
NSN 6135-00-231-7257
NSN 5895-00-225-9589
NSN 7035-00-529-3128
NSN 5920-01-456-0064
NSN 6685-00-186-9190
NSN 6620-01-659-8887