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 5920-01-214-3760
NSN 6135-01-346-0851
NSN 5935-01-159-7800
NSN 5998-01-151-1737
NSN 5835-01-111-9838
NSN 5999-00-786-6822
NSN 5925-01-351-0694
NSN 6150-01-165-9422
NSN 5945-01-169-6410
NSN 6645-01-500-0827
NSN 2925-00-060-8292
NSN 5945-01-286-8658