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 6150-01-400-4211
NSN 5998-00-952-4994
NSN 5915-01-494-7452
NSN 5960-01-271-8107
NSN 6105-01-237-9633
NSN 5895-00-518-4954
NSN 6610-01-652-3333
NSN 5998-00-291-4889
NSN 6220-01-510-6159
NSN 5910-00-414-3127
NSN 2925-01-437-1128
NSN 6220-01-569-0883