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 5855-00-150-1820
NSN 5975-00-183-7693
NSN 6105-00-492-6159
NSN 5945-01-451-7457
NSN 6650-01-546-7632
NSN 5935-01-483-1573
NSN 5920-00-565-9022
NSN 5925-01-634-0664
NSN 5985-00-285-8466
NSN 5985-01-541-7434
NSN 5999-00-880-7002
NSN 6620-00-627-3688