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 6645-01-097-5831
NSN 6240-00-248-6517
NSN 6320-01-290-5271
NSN 5985-01-113-7113
NSN 5990-01-298-3152
NSN 6685-00-574-0113
NSN 5910-01-119-2881
NSN 6110-01-091-3797
NSN 6240-01-494-9861
NSN 5945-00-933-9543
NSN 5950-01-151-7928
NSN 5835-00-572-7445