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 5996-01-365-5174
NSN 5935-00-403-3283
NSN 6130-01-461-3145
NSN 6645-01-160-4256
NSN 6620-00-583-2687
NSN 6220-01-539-1471
NSN 5925-01-242-9945
NSN 6240-01-067-6457
NSN 5855-00-150-1820
NSN 5920-01-370-4376
NSN 6610-00-152-7216
NSN 6150-01-566-8822