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 5920-01-141-6885
NSN 5990-01-091-3567
NSN 5925-01-622-7879
NSN 5910-01-261-8990
NSN 2925-01-535-3167
NSN 6650-00-211-6302
NSN 6130-00-763-0098
NSN 6130-01-450-4061
NSN 5935-00-215-8672
NSN 6110-01-276-7681
NSN 5920-00-978-4937
NSN 6150-00-011-0111