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 5990-01-434-7913
NSN 5985-01-213-7474
NSN 5990-01-137-7848
NSN 7035-01-438-2108
NSN 6320-00-456-0836
NSN 5905-01-433-2524
NSN 5999-01-446-7192
NSN 6145-01-252-0394
NSN 7035-01-287-7781
NSN 6105-00-300-5643
NSN 5920-00-014-7686
NSN 5998-01-523-2364