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 5935-00-353-3293
NSN 5990-01-443-2931
NSN 5975-01-364-8662
NSN 6645-01-624-7209
NSN 6110-01-623-7269
NSN 5975-01-360-5583
NSN 5930-01-179-7206
NSN 6150-01-454-3129
NSN 5915-01-633-9845
NSN 5950-01-564-7699
NSN 6135-01-603-3657
NSN 5915-00-400-9981