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 6110-01-249-2915
NSN 5855-00-933-9978
NSN 5996-01-528-7850
NSN 6650-00-300-9895
NSN 6150-01-350-4463
NSN 5910-01-241-2329
NSN 5905-01-533-2177
NSN 5990-00-308-2538
NSN 6610-01-172-4041
NSN 6320-01-054-3046
NSN 5996-01-569-2392
NSN 5935-00-902-0383