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 5935-00-710-4178
NSN 5996-01-449-5535
NSN 5990-01-328-9846
NSN 5999-00-823-9351
NSN 6320-01-056-1164
NSN 5965-01-069-5650
NSN 6685-01-553-5459
NSN 5990-01-356-4259
NSN 6220-01-465-3292
NSN 6150-01-371-4034
NSN 5945-01-631-0975
NSN 5960-01-364-1318