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 5950-01-279-4863
NSN 5910-01-540-8814
NSN 2925-00-159-9003
NSN 5960-00-369-8018
NSN 5855-01-235-5491
NSN 6150-01-367-2400
NSN 6110-01-309-7946
NSN 5835-01-488-6678
NSN 5895-00-244-2744
NSN 2925-01-628-7580
NSN 5905-00-825-4570
NSN 6240-01-259-8990