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 6685-01-421-3997
NSN 5950-00-804-6840
NSN 5910-01-142-2470
NSN 4140-01-505-5321
NSN 6135-01-414-8831
NSN 6685-01-443-3284
NSN 5895-01-443-2333
NSN 6240-01-381-1072
NSN 6620-00-506-0112
NSN 6150-01-631-7638
NSN 6130-00-337-8054
NSN 5855-00-149-0766