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 5920-00-068-4379
NSN 5905-00-370-2308
NSN 5925-01-370-6972
NSN 5910-01-280-9143
NSN 6150-01-168-8290
NSN 6220-01-292-0980
NSN 4140-00-472-1739
NSN 6240-00-811-7162
NSN 5950-01-607-8566
NSN 6685-00-228-6983
NSN 6105-00-288-5872
NSN 5985-00-920-7403