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 5835-01-549-2911
NSN 6150-01-105-3552
NSN 5998-01-549-5127
NSN 5920-01-241-0212
NSN 5985-00-721-4303
NSN 5925-01-506-7833
NSN 6105-01-616-1181
NSN 5930-00-160-6729
NSN 5990-01-430-4651
NSN 5990-01-609-4793
NSN 6220-01-352-5425
NSN 7035-01-287-7781