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 6220-01-323-0431
NSN 2925-00-185-1618
NSN 5985-01-530-5561
NSN 5935-01-050-0644
NSN 5905-01-377-2058
NSN 6135-01-278-9717
NSN 5985-01-540-9744
NSN 6110-01-391-9821
NSN 7035-01-061-4754
NSN 5930-00-143-4582
NSN 5950-00-561-1079
NSN 5935-00-935-2130