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 5895-01-644-4025
NSN 5950-01-243-0835
NSN 5925-01-377-9474
NSN 6620-01-240-2401
NSN 5855-01-446-1936
NSN 6150-01-604-8129
NSN 2925-01-359-4027
NSN 6150-00-616-7717
NSN 5996-01-005-1440
NSN 5835-01-580-0446
NSN 6620-01-483-1138
NSN 5935-01-143-0261