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.
NSN 5905-01-069-2177
NSN 5905-00-295-3989
NSN 5930-01-333-3414
NSN 5920-01-085-6437
NSN 7035-00-535-8109
NSN 5930-01-104-4775
NSN 5915-01-251-4986
NSN 5999-00-057-9517
NSN 6105-01-427-2336
NSN 5999-00-197-8792
NSN 5855-01-236-6987
NSN 5915-00-501-8579