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 2925-00-103-6822
NSN 6110-01-384-4292
NSN 5895-01-423-0040
NSN 6240-01-229-5712
NSN 2925-00-081-3547
NSN 6685-01-448-8927
NSN 6220-01-463-8673
NSN 5910-01-191-9582
NSN 5935-01-243-8379
NSN 4140-01-290-4026
NSN 6610-00-401-2601
NSN 5915-00-402-4344