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 6240-01-200-9634
NSN 6150-01-649-1513
NSN 5998-01-091-0910
NSN 6650-00-035-9297
NSN 6320-01-029-4220
NSN 6610-01-555-0842
NSN 5945-00-755-4336
NSN 5975-01-540-9943
NSN 6610-00-778-9039
NSN 6610-00-156-5699
NSN 5935-01-335-0239
NSN 6220-01-380-1211