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 5935-01-187-5438
NSN 5855-01-213-9076
NSN 5910-00-248-6899
NSN 6620-01-323-1287
NSN 5960-01-580-6360
NSN 6150-00-347-0520
NSN 5996-01-078-7335
NSN 6610-01-186-4106
NSN 6135-00-299-6918
NSN 6650-00-762-0267
NSN 6105-01-423-0136
NSN 6145-01-311-0856