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 5925-01-531-2275
NSN 5895-01-634-0630
NSN 6220-01-305-0738
NSN 6645-01-381-6084
NSN 6220-01-434-1101
NSN 5930-01-424-8931
NSN 6645-00-690-0423
NSN 6645-00-752-2939
NSN 5990-01-272-4091
NSN 5965-01-050-8447
NSN 6240-01-398-2887
NSN 2925-01-315-1714