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 6620-01-623-1976
NSN 5945-01-063-4769
NSN 5950-01-215-1500
NSN 6105-01-323-4695
NSN 5905-01-272-5896
NSN 5935-01-243-1672
NSN 5915-01-463-5059
NSN 5930-01-620-0184
NSN 5999-01-445-5728
NSN 5935-00-660-7688
NSN 5999-01-046-5177
NSN 5905-00-169-2452