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 4140-00-398-8544
NSN 6320-00-809-5744
NSN 5999-01-094-7976
NSN 5950-01-474-7665
NSN 5855-01-476-2906
NSN 6110-01-039-5444
NSN 2925-01-488-1043
NSN 4140-01-094-4571
NSN 5895-01-224-5857
NSN 6105-00-136-9158
NSN 2925-01-552-4313
NSN 5998-01-262-9789