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 5855-01-107-5925
NSN 5920-01-351-2193
NSN 5895-01-483-8637
NSN 5895-01-478-7374
NSN 5835-01-018-6294
NSN 5855-01-400-1590
NSN 6620-00-172-3855
NSN 5985-01-249-0016
NSN 6130-00-795-2895
NSN 5998-01-611-2264
NSN 5990-00-288-1820
NSN 5895-00-730-6754