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 5930-01-050-4327
NSN 5998-01-361-6785
NSN 6620-01-210-4401
NSN 6105-01-187-1538
NSN 5975-01-523-7143
NSN 5905-00-588-9910
NSN 6320-01-600-0787
NSN 5999-01-597-7813
NSN 6320-00-553-8427
NSN 5945-01-466-6347
NSN 6645-01-552-4570
NSN 6240-01-466-4227