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 5996-01-133-2478
NSN 6240-00-212-4305
NSN 4140-00-513-1089
NSN 5855-01-456-2340
NSN 5930-01-545-6686
NSN 6105-01-462-1657
NSN 6220-00-293-5368
NSN 5999-01-368-3806
NSN 6135-01-348-2410
NSN 6150-00-205-4487
NSN 5910-01-496-8504
NSN 4140-00-555-3856