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 6240-01-090-2280
NSN 6150-01-261-9971
NSN 5998-01-090-8450
NSN 6610-01-075-0673
NSN 6135-01-500-0572
NSN 6320-01-056-1164
NSN 5945-01-501-3479
NSN 5998-01-107-3417
NSN 5960-01-413-3877
NSN 2925-00-257-2872
NSN 5960-01-624-1170
NSN 5935-01-039-2529