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 5950-00-418-4589
NSN 5999-00-156-3314
NSN 5985-01-206-4086
NSN 5996-00-918-3835
NSN 6610-01-589-5146
NSN 6150-01-525-6945
NSN 5920-00-993-6895
NSN 6110-01-122-5916
NSN 5960-00-285-1001
NSN 5915-00-271-2321
NSN 5950-00-521-9412
NSN 6610-01-383-3780