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 5835-00-138-7807
NSN 7035-00-919-3381
NSN 5950-00-936-5949
NSN 5945-01-398-2758
NSN 6240-00-364-0850
NSN 5835-01-227-2318
NSN 5985-01-364-1108
NSN 6620-01-151-8002
NSN 5999-01-542-2754
NSN 5925-01-058-1853
NSN 6150-01-377-5490
NSN 6650-00-862-7143