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 6110-01-437-2704
NSN 5895-01-545-9316
NSN 5960-01-523-9098
NSN 2925-01-072-7101
NSN 6240-01-486-8317
NSN 6145-00-955-0032
NSN 5999-01-226-4230
NSN 5999-01-197-5894
NSN 5855-01-147-4785
NSN 5925-01-123-8496
NSN 6645-01-327-2389
NSN 5985-00-955-6637