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 6240-00-209-1883
NSN 5895-01-145-2375
NSN 5965-00-834-1843
NSN 7035-01-578-2067
NSN 5895-00-518-4954
NSN 6105-01-474-5246
NSN 6610-00-859-6136
NSN 5925-01-323-6491
NSN 5920-00-465-0594
NSN 5985-00-277-7371
NSN 5855-01-396-8734
NSN 6110-01-338-6746