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 6685-01-360-8912
NSN 6220-00-149-0977
NSN 6320-01-162-5977
NSN 6240-01-581-4004
NSN 5905-01-228-9009
NSN 6645-00-292-5053
NSN 5950-00-365-1223
NSN 5985-00-994-5101
NSN 6685-00-500-6933
NSN 5950-01-624-2700
NSN 6105-00-272-2661
NSN 6685-01-546-4851