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 5895-01-187-4642
NSN 6650-01-633-9147
NSN 5990-01-052-9343
NSN 6220-01-623-8152
NSN 5990-01-365-6016
NSN 5985-00-312-8099
NSN 5960-01-307-2674
NSN 5965-01-415-1521
NSN 5985-01-545-3638
NSN 6650-00-172-7519
NSN 6135-00-405-1989
NSN 6620-01-299-4563