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 6620-01-305-9137
NSN 5985-00-277-7371
NSN 6130-01-254-5712
NSN 5975-00-004-6522
NSN 6320-01-323-7565
NSN 6645-01-521-4383
NSN 5985-01-013-8502
NSN 5999-00-949-8986
NSN 6645-01-383-0106
NSN 5960-01-019-4920
NSN 5915-00-230-1822
NSN 6110-01-189-8949