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 6150-00-558-5508
NSN 5990-01-548-3711
NSN 5996-01-595-6111
NSN 6685-00-583-2473
NSN 6110-01-517-4995
NSN 6610-01-435-5425
NSN 5960-01-181-2143
NSN 6135-01-205-5965
NSN 6240-01-212-9586
NSN 7035-01-287-5094
NSN 5945-01-447-3456
NSN 6105-01-473-4316