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 5915-01-390-8296
NSN 5965-01-304-1718
NSN 4140-01-423-1005
NSN 5965-01-471-3278
NSN 6150-01-600-7935
NSN 5925-01-025-9612
NSN 5855-01-085-5354
NSN 5999-01-470-3026
NSN 5945-01-104-4082
NSN 6620-00-426-6884
NSN 5835-00-821-8555
NSN 5920-01-157-9471