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 6610-01-531-9505
NSN 6240-01-417-5442
NSN 5910-01-656-5929
NSN 5920-01-420-5768
NSN 5950-01-471-8138
NSN 6620-01-398-8986
NSN 5985-00-063-4426
NSN 5960-00-938-2829
NSN 2925-01-140-1015
NSN 5930-00-420-3896
NSN 5910-01-276-4702
NSN 5910-00-275-6575