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 6135-00-223-9563
NSN 6150-01-573-2588
NSN 5998-01-228-3456
NSN 5855-00-357-1158
NSN 5895-00-661-1773
NSN 5950-01-507-6010
NSN 5920-00-187-0260
NSN 6150-01-218-5655
NSN 5950-01-281-8342
NSN 5930-01-374-0700
NSN 5999-01-102-1732
NSN 6150-00-407-0318