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 5960-01-173-7956
NSN 6110-01-237-3225
NSN 5965-00-905-6895
NSN 5835-01-029-1702
NSN 6620-01-442-8444
NSN 5985-01-640-9030
NSN 6620-01-034-4539
NSN 6150-01-406-8168
NSN 5975-00-740-2708
NSN 5950-01-424-1752
NSN 5930-01-149-9424
NSN 5996-00-583-0796