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 4140-00-443-6556
NSN 6105-00-165-1619
NSN 6685-01-246-4139
NSN 5905-01-463-3144
NSN 5915-01-233-8473
NSN 5910-01-113-8263
NSN 5998-01-271-1663
NSN 5925-01-070-9651
NSN 6150-00-880-3230
NSN 2925-00-928-5931
NSN 6220-01-432-7629
NSN 5965-00-900-6401