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 5985-01-113-8197
NSN 6240-01-171-6452
NSN 5950-01-243-1868
NSN 5950-00-346-6359
NSN 5835-00-480-5671
NSN 5990-01-205-5937
NSN 6320-01-618-7800
NSN 5945-01-292-5858
NSN 6110-00-849-9930
NSN 6645-01-593-8190
NSN 6685-01-474-4949
NSN 6110-01-529-4484