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 5905-01-212-7993
NSN 5985-00-165-1945
NSN 6685-01-464-3128
NSN 5925-01-099-9542
NSN 6130-00-433-9422
NSN 6320-01-415-0953
NSN 6620-01-428-7072
NSN 5996-00-926-2528
NSN 5996-01-344-9279
NSN 5925-01-631-3147
NSN 5835-00-707-6266
NSN 5999-00-088-8979