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 6620-01-417-8110
NSN 6150-00-010-1416
NSN 5855-00-494-9581
NSN 5930-00-082-1655
NSN 5975-01-004-7966
NSN 4140-01-254-3689
NSN 5985-00-222-4933
NSN 5895-01-205-5287
NSN 5910-01-005-9380
NSN 5950-00-637-6131
NSN 5935-00-266-0208
NSN 6110-01-472-2756