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 5998-01-387-5559
NSN 5996-01-468-1234
NSN 6220-01-292-7841
NSN 5998-01-416-1206
NSN 5905-01-289-1165
NSN 5935-01-564-5298
NSN 6645-00-363-9775
NSN 5895-01-177-5137
NSN 5835-01-068-3417
NSN 5975-01-377-0065
NSN 5920-01-385-8648
NSN 5910-00-610-2423