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 2925-00-295-8109
NSN 5975-00-032-4641
NSN 5935-01-550-5572
NSN 5950-01-383-8341
NSN 6240-01-614-1638
NSN 5910-00-242-0590
NSN 5975-00-343-0370
NSN 5990-01-050-0619
NSN 5999-01-057-7876
NSN 5915-01-531-7868
NSN 7035-01-271-1643
NSN 6240-01-123-0968