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 6145-01-214-2355
NSN 6645-01-412-6580
NSN 6150-01-487-2679
NSN 5920-01-319-6790
NSN 5990-01-476-9956
NSN 6650-01-545-1563
NSN 6645-01-394-7544
NSN 5998-01-200-7207
NSN 7035-01-068-5077
NSN 5999-00-911-2354
NSN 5999-01-053-4223
NSN 5985-00-529-0093