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 5935-01-623-0179
NSN 5925-01-570-5610
NSN 5985-01-634-0635
NSN 6145-01-202-6300
NSN 6240-01-205-0005
NSN 6650-01-500-1756
NSN 2925-00-612-7420
NSN 6135-00-866-2311
NSN 6220-01-563-5840
NSN 6240-01-594-2102
NSN 5996-00-399-0731
NSN 5950-00-222-2009