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 6145-00-781-6998
NSN 5950-00-160-6462
NSN 5835-01-338-5176
NSN 5996-01-398-1632
NSN 6610-01-047-7245
NSN 5905-01-391-8009
NSN 6610-01-238-5559
NSN 5895-01-504-7602
NSN 6320-00-004-9158
NSN 6610-01-555-8364
NSN 5910-01-023-0078
NSN 5950-00-613-8561