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 5945-01-306-2364
NSN 5945-01-556-5893
NSN 6150-00-175-7356
NSN 5965-00-335-0305
NSN 6145-01-144-5728
NSN 5950-01-500-0092
NSN 5930-00-584-0661
NSN 6240-01-621-1117
NSN 5990-00-055-1956
NSN 5895-01-018-9757
NSN 5985-01-343-5473
NSN 5950-01-010-4417