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 5920-00-845-2581
NSN 5915-00-543-9675
NSN 5999-00-387-2614
NSN 5945-00-312-9880
NSN 6150-00-490-0768
NSN 6645-01-260-7426
NSN 5935-00-079-0081
NSN 5905-01-085-5307
NSN 6620-01-573-8003
NSN 6650-01-252-8190
NSN 5960-01-504-3415
NSN 5998-01-398-9909