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 5945-01-026-8859
NSN 6685-00-846-1875
NSN 6650-01-350-2515
NSN 5990-01-145-2878
NSN 5998-01-305-1684
NSN 5920-01-145-8616
NSN 6620-01-218-3542
NSN 6150-00-242-5626
NSN 6320-00-116-3658
NSN 5925-01-391-4986
NSN 5920-01-507-2780
NSN 5925-01-339-6540