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 5999-01-119-0197
NSN 5925-01-560-0827
NSN 6620-01-258-2570
NSN 5905-00-860-0804
NSN 5855-01-433-3197
NSN 5998-01-205-2767
NSN 5975-01-539-7092
NSN 5930-00-679-9535
NSN 6135-01-633-8502
NSN 5895-00-088-0078
NSN 6620-01-031-8180
NSN 5975-01-354-9989