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 2925-01-055-7607
NSN 6145-01-179-0645
NSN 5975-01-512-9432
NSN 5930-00-501-8871
NSN 5905-01-616-9368
NSN 6620-01-059-0876
NSN 5925-01-166-2969
NSN 6650-00-197-7563
NSN 5935-00-236-5643
NSN 5935-00-642-5798
NSN 5925-00-170-4090
NSN 5950-01-013-9382