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 5925-00-233-7523
NSN 5925-01-276-7059
NSN 6110-00-469-7981
NSN 5855-00-896-4047
NSN 6150-01-483-1857
NSN 6610-01-545-5648
NSN 6150-01-600-4722
NSN 5975-00-529-3835
NSN 5835-00-929-6623
NSN 5905-01-451-4205
NSN 5835-01-485-1408
NSN 5996-01-447-7116