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 6685-01-634-0611
NSN 2925-00-332-1361
NSN 4140-00-449-7345
NSN 6320-01-332-1977
NSN 5950-01-132-5968
NSN 4140-01-061-9849
NSN 6145-01-336-6486
NSN 6220-01-529-0778
NSN 5935-01-012-3531
NSN 6320-00-894-1644
NSN 2925-01-587-3956
NSN 5975-01-627-4139