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 6610-00-827-8959
NSN 6320-00-261-9136
NSN 5990-01-527-7640
NSN 5998-00-800-6769
NSN 2925-00-310-6236
NSN 5996-01-056-4952
NSN 6320-01-425-1417
NSN 6135-01-162-0943
NSN 6130-01-610-7622
NSN 5975-01-369-8163
NSN 5950-01-379-7464
NSN 5835-00-581-9460