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 6650-00-758-0378
NSN 6650-01-631-3027
NSN 6240-01-633-9357
NSN 6650-01-056-5306
NSN 5925-01-415-0261
NSN 5835-01-157-5886
NSN 5855-00-797-8217
NSN 7035-01-145-5059
NSN 6685-00-601-9260
NSN 5996-00-086-9352
NSN 5945-01-318-5100
NSN 6685-01-401-5360