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 5990-01-419-0661
NSN 5975-00-430-8082
NSN 5855-01-020-7982
NSN 6685-01-254-3014
NSN 5960-00-519-4766
NSN 6240-01-013-8895
NSN 4140-01-143-0169
NSN 6110-00-196-8813
NSN 5996-00-383-6173
NSN 6645-01-199-0062
NSN 6645-01-411-5657
NSN 7035-01-068-4175