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 5920-01-307-1439
NSN 5999-00-103-7633
NSN 5855-01-366-2429
NSN 6650-01-010-4204
NSN 5960-00-515-7366
NSN 5996-01-311-4424
NSN 5975-00-389-6958
NSN 5975-00-202-5013
NSN 5985-01-519-2637
NSN 5910-01-365-3974
NSN 6650-01-607-5817
NSN 5930-00-861-5943