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 6620-01-272-7831
NSN 4140-00-482-7148
NSN 6105-00-991-1844
NSN 5998-00-155-6002
NSN 6220-01-044-0046
NSN 5965-01-304-3638
NSN 5935-01-422-8721
NSN 5925-01-296-5360
NSN 6240-01-574-9274
NSN 5945-00-448-2784
NSN 5915-01-312-0502
NSN 5855-00-610-4052