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 5996-01-497-0749
NSN 5950-01-013-2577
NSN 5960-01-328-8248
NSN 5925-01-617-3533
NSN 4140-00-724-2638
NSN 5910-00-233-6104
NSN 6645-01-116-9634
NSN 5925-01-262-6152
NSN 5935-01-010-5252
NSN 6610-00-260-1181
NSN 5996-01-294-2679
NSN 5835-01-005-8564