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 6110-01-158-0428
NSN 6150-01-500-1610
NSN 5915-00-989-6817
NSN 5910-01-123-9850
NSN 5895-00-292-2872
NSN 6220-00-332-3937
NSN 6150-00-852-0282
NSN 6150-01-023-7710
NSN 6135-00-062-5080
NSN 5960-00-681-0395
NSN 6685-00-070-0738
NSN 5910-01-209-6756