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 5930-01-414-5241
NSN 5985-00-028-2436
NSN 6240-00-660-8849
NSN 6135-00-100-8890
NSN 6150-01-304-0203
NSN 6150-01-311-3544
NSN 6105-00-223-8471
NSN 5985-00-803-4562
NSN 5915-01-583-4168
NSN 6110-01-068-0301
NSN 5996-01-297-1564
NSN 6320-01-329-2297