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 6620-01-164-0590
NSN 6610-01-522-5751
NSN 5915-00-791-3955
NSN 5920-00-318-7150
NSN 5935-01-364-1222
NSN 5990-01-472-2447
NSN 5975-01-599-4894
NSN 5950-00-745-7588
NSN 6620-00-959-6614
NSN 5920-01-519-4776
NSN 6240-01-492-8821
NSN 6685-00-582-1215