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 5996-00-693-9568
NSN 6240-00-079-0112
NSN 6645-01-507-2887
NSN 7035-01-359-6108
NSN 6135-00-368-5578
NSN 5985-00-334-9245
NSN 5915-00-633-1217
NSN 6110-01-494-9764
NSN 5925-01-381-2528
NSN 5895-01-384-2794
NSN 6320-01-054-3046
NSN 5999-01-227-5689