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 6145-01-202-0695
NSN 5985-01-553-8626
NSN 5915-00-913-5603
NSN 5855-00-688-9954
NSN 5960-00-976-4871
NSN 5945-01-231-9607
NSN 5996-00-804-8378
NSN 5920-01-570-0011
NSN 5945-01-063-7495
NSN 5999-01-328-4637
NSN 5935-01-566-0329
NSN 7035-01-507-2590