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 5930-01-102-6966
NSN 6130-01-448-9717
NSN 2925-01-143-0092
NSN 6135-00-985-7887
NSN 5975-01-019-0743
NSN 5975-01-497-5123
NSN 5920-01-192-8605
NSN 5925-00-505-7579
NSN 5920-01-309-9216
NSN 2925-00-395-8751
NSN 5990-00-236-8152
NSN 6240-00-057-9498