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 6130-01-327-4594
NSN 6685-00-393-4192
NSN 5930-00-125-7073
NSN 6150-00-923-4207
NSN 6145-00-082-1906
NSN 5930-01-446-6494
NSN 6105-00-504-6261
NSN 5925-01-136-2231
NSN 5960-01-168-1063
NSN 5910-00-468-8352
NSN 6650-01-296-0883
NSN 5920-00-359-9771