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 6685-01-527-2883
NSN 6650-01-444-1321
NSN 5855-00-411-8688
NSN 2925-00-468-5273
NSN 5998-01-089-9059
NSN 2925-01-078-7854
NSN 5905-01-521-2217
NSN 5990-01-161-4625
NSN 5855-01-485-3429
NSN 5905-01-544-5453
NSN 6150-01-409-2858
NSN 6130-01-085-6095