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 6610-01-477-6476
NSN 4140-01-163-8796
NSN 6130-00-288-1886
NSN 6320-00-845-3261
NSN 6685-01-599-9831
NSN 6620-00-602-5832
NSN 6110-00-003-8586
NSN 5855-01-147-6024
NSN 5835-00-138-7807
NSN 5855-01-542-9059
NSN 6150-01-422-9129
NSN 5998-00-805-8138