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 6620-00-133-2633
NSN 6650-01-485-5388
NSN 2925-00-753-8598
NSN 5999-00-441-3561
NSN 5910-00-146-4145
NSN 7035-00-360-2008
NSN 6150-01-067-9145
NSN 5998-01-565-4829
NSN 6150-00-633-4647
NSN 5945-01-069-4174
NSN 5965-01-269-9521
NSN 6645-00-106-0140