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 5925-01-027-7334
NSN 5945-01-459-7700
NSN 4140-00-924-8116
NSN 4140-00-203-4844
NSN 6145-01-268-5104
NSN 5855-01-088-8700
NSN 5905-01-622-7674
NSN 5975-00-246-4906
NSN 5999-01-290-3745
NSN 6220-00-276-8681
NSN 2925-01-302-7185
NSN 5835-01-029-0205