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 6220-01-484-6067
NSN 5910-01-201-8580
NSN 6220-00-764-0404
NSN 6650-01-222-1749
NSN 5960-01-198-2244
NSN 5910-01-577-1236
NSN 6645-01-103-0901
NSN 6150-01-463-2074
NSN 5935-00-405-5385
NSN 6620-01-559-8138
NSN 6240-00-771-2263
NSN 6135-01-660-8237