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 5965-01-175-9133
NSN 5895-01-443-6066
NSN 6135-01-377-5729
NSN 5998-01-368-0945
NSN 6620-00-560-4406
NSN 6135-00-643-4843
NSN 5950-01-253-4901
NSN 6650-01-160-9160
NSN 6320-01-372-1170
NSN 5855-01-232-9440
NSN 5935-01-429-1262
NSN 5990-01-529-8433