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 5960-00-284-7229
NSN 5905-00-227-8505
NSN 6320-00-242-3300
NSN 6610-00-659-8760
NSN 5935-00-148-8381
NSN 5950-00-974-6337
NSN 5905-00-454-8310
NSN 5925-01-529-8157
NSN 5996-01-398-0037
NSN 5996-01-441-1473
NSN 6105-01-452-6967
NSN 5910-01-018-2759