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 5990-00-345-8967
NSN 6685-00-642-0533
NSN 7035-01-497-8958
NSN 5835-01-100-3265
NSN 6145-01-536-9899
NSN 6650-01-519-9165
NSN 6685-00-814-9185
NSN 6685-01-061-8159
NSN 5935-01-462-1638
NSN 5855-01-628-3404
NSN 5950-01-446-7573
NSN 5999-01-172-0102