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 6220-00-660-5539
NSN 5950-00-432-0292
NSN 2925-00-265-7539
NSN 2925-00-139-0720
NSN 5895-01-634-0630
NSN 6105-01-310-9062
NSN 5965-01-463-2815
NSN 5930-01-494-2124
NSN 6645-01-200-5289
NSN 5960-00-308-9123
NSN 6240-00-197-6819
NSN 2925-00-056-7112