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 5990-01-210-9788
NSN 5905-00-277-7439
NSN 5999-00-372-2197
NSN 5915-01-051-6068
NSN 4140-01-028-2743
NSN 5855-01-408-3154
NSN 6110-00-162-5519
NSN 7035-01-211-5636
NSN 5915-00-343-3806
NSN 6150-00-728-5972
NSN 6620-01-442-8444
NSN 5985-00-624-8929