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 6105-01-056-5258
NSN 6130-01-350-7032
NSN 6645-01-618-8501
NSN 6610-00-536-4977
NSN 4140-01-375-6527
NSN 5998-01-093-1774
NSN 5855-00-281-3843
NSN 6150-01-143-0138
NSN 2925-01-544-4880
NSN 4140-01-106-8952
NSN 6685-01-571-9506
NSN 5985-01-349-6550