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 5855-00-797-8217
NSN 6130-01-655-2544
NSN 6240-01-659-2243
NSN 5910-00-438-3244
NSN 6110-01-583-6526
NSN 5960-00-949-5722
NSN 7035-00-760-5479
NSN 5965-00-925-1725
NSN 4140-01-554-0886
NSN 5998-01-619-9597
NSN 5999-01-507-7285
NSN 6130-00-369-6637