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 6135-00-110-1981
NSN 5975-00-594-8857
NSN 5990-00-518-3195
NSN 7035-00-104-7613
NSN 5915-01-004-7640
NSN 5910-00-607-0858
NSN 5975-00-172-3722
NSN 5985-01-520-6787
NSN 2925-01-016-3111
NSN 5855-01-268-6468
NSN 5910-01-322-9497
NSN 5925-00-611-1197