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 5920-01-157-9471
NSN 5960-00-529-2704
NSN 5985-01-448-9396
NSN 5930-01-490-0851
NSN 6110-01-202-1483
NSN 5920-00-724-3815
NSN 5920-01-492-5788
NSN 5985-00-666-2987
NSN 5950-01-561-4393
NSN 5990-00-067-9102
NSN 5945-01-437-7657
NSN 5915-01-222-8199