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 6145-01-097-4577
NSN 6240-01-365-7995
NSN 5960-00-232-2512
NSN 6240-01-212-9756
NSN 7035-00-620-6835
NSN 5945-01-057-5555
NSN 5990-00-350-2352
NSN 5990-01-362-4011
NSN 5925-01-258-0488
NSN 5855-01-574-0600
NSN 5998-00-759-8159
NSN 6685-01-654-8070