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 5930-01-514-7541
NSN 5915-01-605-2623
NSN 5925-01-227-4048
NSN 5915-01-592-2248
NSN 5975-01-363-9453
NSN 5905-01-394-3728
NSN 7035-01-223-4097
NSN 5950-01-321-4398
NSN 5910-00-949-5308
NSN 6145-01-556-5598
NSN 6650-01-176-6143
NSN 5990-01-349-8132