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 5985-01-078-3619
NSN 6130-00-287-2932
NSN 5999-01-189-1733
NSN 5996-01-204-9747
NSN 6135-00-351-8606
NSN 6110-00-248-7475
NSN 6240-01-108-6766
NSN 6685-00-161-7982
NSN 5960-00-393-2505
NSN 5985-01-272-9513
NSN 4140-00-318-0159
NSN 5950-00-171-2894