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 5855-00-131-6338
NSN 5985-01-309-9751
NSN 5895-01-302-0064
NSN 5998-00-102-4839
NSN 5920-01-377-5803
NSN 6220-01-094-5551
NSN 6645-01-095-9681
NSN 6130-01-116-6432
NSN 2925-00-233-5644
NSN 5996-01-620-5450
NSN 4140-00-431-8675
NSN 5945-01-383-4794