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 5930-01-493-2723
NSN 5935-01-111-7780
NSN 5925-01-063-7107
NSN 6650-00-854-0265
NSN 2925-01-481-7170
NSN 5910-01-345-8709
NSN 5975-01-381-6933
NSN 6110-00-763-7152
NSN 5835-01-250-2939
NSN 6650-01-216-2707
NSN 5935-01-088-6741
NSN 6320-01-443-3826