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 5975-01-358-0179
NSN 5950-01-201-9148
NSN 6650-01-331-5243
NSN 5925-01-110-3191
NSN 6110-00-881-4195
NSN 6145-00-643-4962
NSN 5930-00-737-8610
NSN 5985-01-304-4685
NSN 5945-01-643-6030
NSN 5935-00-328-3745
NSN 7035-01-604-7518
NSN 5999-01-228-2244