Flight safety critical aircraft part
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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-00-120-0140
NSN 6220-00-556-0697
NSN 5925-00-597-1558
NSN 6610-01-298-5662
NSN 5945-00-472-3558
NSN 5915-00-764-0251
NSN 5950-01-520-8591
NSN 5835-00-233-6327
NSN 6145-01-472-3796
NSN 5999-01-433-3794
NSN 4140-01-457-8583
NSN 6610-00-195-7517