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 5975-01-234-5084
NSN 2925-00-355-5130
NSN 5950-00-375-5113
NSN 6105-00-882-0854
NSN 6610-01-555-8364
NSN 5950-00-083-6775
NSN 6110-00-718-6875
NSN 5935-00-138-7003
NSN 5895-01-336-3066
NSN 5985-01-421-2226
NSN 6110-01-188-7432
NSN 5855-01-054-9014