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 5930-00-346-2757
NSN 5965-00-840-8849
NSN 6145-01-554-7667
NSN 5985-00-542-3996
NSN 6110-01-554-4397
NSN 5910-00-249-9467
NSN 6105-00-864-1449
NSN 6620-00-175-0663
NSN 5915-01-276-6417
NSN 6620-01-059-0876
NSN 5910-00-699-6391
NSN 5920-00-172-5551