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 6240-00-866-6239
NSN 5960-01-372-5609
NSN 5910-00-279-5960
NSN 6145-01-603-3560
NSN 5950-01-283-5309
NSN 5975-00-865-3537
NSN 6150-00-952-2766
NSN 5930-00-586-3690
NSN 5998-01-368-6793
NSN 5835-00-958-6231
NSN 5905-01-613-1517
NSN 7035-01-652-8525