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 5965-01-368-6740
NSN 7035-01-038-9970
NSN 5920-01-643-6896
NSN 5965-01-511-5205
NSN 7035-01-453-9175
NSN 5945-00-457-1229
NSN 5925-01-310-7662
NSN 5960-01-537-8161
NSN 5910-00-177-8291
NSN 5996-00-494-6920
NSN 5975-01-463-1725
NSN 2925-01-608-6895