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 6620-01-457-9476
NSN 5960-00-024-0633
NSN 6105-00-260-6700
NSN 5975-01-189-9304
NSN 6620-01-627-0478
NSN 6135-00-948-7061
NSN 5990-01-531-4812
NSN 5990-01-463-5400
NSN 6320-00-422-9006
NSN 6130-01-616-5312
NSN 5985-01-158-0138
NSN 5910-01-611-7267