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 6240-01-206-4809
NSN 5950-01-025-9918
NSN 6650-00-250-5183
NSN 6110-01-388-6933
NSN 5935-01-510-7576
NSN 5945-01-501-5487
NSN 5960-01-058-1074
NSN 5965-01-497-5961
NSN 6320-01-084-8821
NSN 5925-01-250-3925
NSN 5895-00-203-2379
NSN 6220-01-540-5508