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 5990-01-315-3754
NSN 6105-01-200-8131
NSN 5925-00-970-7364
NSN 5835-00-494-8419
NSN 6135-01-641-4356
NSN 6610-00-536-4977
NSN 5835-00-243-0594
NSN 5945-01-328-8526
NSN 5975-00-661-1832
NSN 6240-01-103-7515
NSN 5920-00-821-0078
NSN 6685-00-369-3289