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 2925-01-387-0870
NSN 7035-01-391-7470
NSN 5990-01-195-0593
NSN 6320-01-512-2031
NSN 6320-00-391-5906
NSN 5950-01-381-6393
NSN 5990-01-313-5543
NSN 5985-01-433-2400
NSN 5855-01-627-4702
NSN 5915-01-441-7857
NSN 6130-01-595-0810
NSN 5950-00-191-1672