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 6645-01-381-2050
NSN 5905-01-085-9886
NSN 6220-00-187-6072
NSN 5910-00-753-2850
NSN 5905-01-423-8565
NSN 6645-00-376-4829
NSN 6685-01-593-7085
NSN 5935-01-118-6357
NSN 5905-01-483-5261
NSN 5998-00-571-9497
NSN 6135-01-642-6830
NSN 5985-00-350-2173