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 6620-01-202-1703
NSN 5930-01-231-3154
NSN 5855-00-014-5008
NSN 6135-01-425-4052
NSN 6650-00-246-3751
NSN 4140-01-365-6769
NSN 5950-01-408-3163
NSN 5965-00-999-4334
NSN 4140-01-567-4640
NSN 6610-01-583-9635
NSN 5855-01-316-4975
NSN 2925-01-172-9209