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 5975-01-044-4039
NSN 5935-01-655-6481
NSN 5996-01-560-9455
NSN 7035-00-205-1932
NSN 6650-01-596-4780
NSN 5895-01-391-6785
NSN 5945-01-322-5561
NSN 6610-01-615-8260
NSN 6105-00-516-2151
NSN 5945-01-345-4251
NSN 6620-00-868-2147
NSN 6220-01-471-8702