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 5925-00-919-8683
NSN 6645-01-400-2119
NSN 5990-00-491-6235
NSN 5910-00-070-9408
NSN 5915-01-407-8216
NSN 5910-01-607-0208
NSN 6620-00-073-2693
NSN 5895-00-633-0431
NSN 5990-01-116-2181
NSN 7035-00-585-2113
NSN 6135-00-255-1340
NSN 5998-00-243-7459