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 6320-01-459-6992
NSN 6685-01-576-9843
NSN 5998-01-166-0133
NSN 6130-00-350-1512
NSN 5996-01-050-0900
NSN 5950-01-049-7936
NSN 5925-01-497-6788
NSN 6320-01-111-8851
NSN 6150-00-518-4558
NSN 6685-00-713-5787
NSN 6135-01-255-9129
NSN 6220-00-081-6429