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 5985-00-277-7371
NSN 2925-00-215-4954
NSN 5999-00-238-1958
NSN 6645-00-574-9712
NSN 5960-01-530-1808
NSN 5990-01-116-2181
NSN 6150-01-506-5551
NSN 6645-01-344-1992
NSN 5998-01-544-6513
NSN 5910-01-625-8216
NSN 5925-01-210-9765
NSN 6320-01-290-5271