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 2925-01-364-7926
NSN 5920-00-965-5676
NSN 4140-01-417-3022
NSN 5835-00-034-4976
NSN 6145-01-532-0414
NSN 5895-01-281-5624
NSN 5935-01-163-4954
NSN 5965-01-365-7470
NSN 6240-01-412-5914
NSN 5999-01-030-2475
NSN 6150-01-170-4065
NSN 6150-00-176-3584