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 5985-01-514-0360
NSN 5925-01-185-0031
NSN 5998-01-195-6594
NSN 5998-01-541-4109
NSN 5996-00-777-0173
NSN 6320-01-206-1055
NSN 5985-01-334-0954
NSN 5895-01-110-6737
NSN 5855-00-862-3345
NSN 5990-00-554-0366
NSN 5925-00-361-8836
NSN 6650-00-205-6282