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 5998-01-074-7911
NSN 4140-00-455-6335
NSN 5998-01-521-7811
NSN 6110-00-121-0975
NSN 5998-00-258-4992
NSN 6685-01-057-7720
NSN 5950-01-207-6577
NSN 5960-00-752-6175
NSN 5996-00-932-5301
NSN 2925-00-947-9814
NSN 5965-00-232-7395
NSN 5925-01-302-0778