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 6135-00-043-4312
NSN 5945-01-471-5965
NSN 5910-00-866-3126
NSN 6220-01-061-3615
NSN 6645-01-650-1860
NSN 6130-01-494-4848
NSN 5950-01-345-1353
NSN 5999-01-589-5428
NSN 5910-00-253-3992
NSN 2925-00-585-9861
NSN 6685-01-522-6100
NSN 6240-01-625-5273