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 6105-01-543-6107
NSN 7035-01-034-6183
NSN 5950-01-269-4194
NSN 5975-01-281-7270
NSN 5945-00-141-0160
NSN 5905-01-522-1300
NSN 7035-01-088-9029
NSN 7035-01-561-6331
NSN 5910-01-348-5767
NSN 6645-01-406-0688
NSN 5920-01-054-5315
NSN 6220-01-443-2301