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 6240-01-160-7430
NSN 6240-01-436-3794
NSN 6145-00-873-4808
NSN 6645-01-200-5289
NSN 5895-01-189-2240
NSN 6145-01-459-7436
NSN 5975-01-649-5762
NSN 6685-00-474-5721
NSN 5996-01-023-7896
NSN 6220-01-115-3027
NSN 5895-00-014-1995
NSN 6135-00-248-4102