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 5960-01-015-7331
NSN 5996-00-234-1788
NSN 5935-01-210-8882
NSN 4140-00-110-4524
NSN 5999-01-082-0427
NSN 6650-01-555-6661
NSN 5965-00-486-7907
NSN 5915-00-233-5137
NSN 6150-01-541-4805
NSN 5855-01-029-8733
NSN 6135-01-327-2092
NSN 5990-01-253-5672