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 7035-01-325-0536
NSN 6220-00-527-1177
NSN 6320-00-845-3261
NSN 5998-01-502-9234
NSN 6620-00-286-5721
NSN 6105-00-578-8114
NSN 6650-01-451-1372
NSN 6135-01-451-2120
NSN 5990-00-934-3145
NSN 5910-01-293-2395
NSN 5925-01-544-4287
NSN 5930-00-125-7073