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 6220-01-179-9637
NSN 7035-01-438-2108
NSN 6110-01-574-0419
NSN 7035-01-123-8723
NSN 5920-01-145-4979
NSN 5990-01-419-0661
NSN 5999-01-473-8942
NSN 5905-01-219-3094
NSN 6645-01-027-7042
NSN 5925-00-788-0368
NSN 5960-00-763-5390
NSN 6620-01-204-1182