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
NSN 5895-01-299-6439
NSN 5950-01-406-1461
NSN 6610-01-211-8956
NSN 6320-01-230-8444
NSN 5935-01-319-5223
NSN 5835-01-313-3375
NSN 6130-01-514-3938
NSN 6610-00-518-4919
NSN 5910-00-931-6860
NSN 6685-01-027-0119
NSN 6650-00-778-2949