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 5905-01-180-2835
NSN 5990-01-407-1474
NSN 4140-01-558-7826
NSN 5945-01-233-9246
NSN 5950-00-055-3592
NSN 5985-01-075-3042
NSN 5999-00-833-6333
NSN 5855-00-997-6225
NSN 5990-01-626-3840
NSN 5835-01-501-0526
NSN 5925-01-462-5638
NSN 5975-00-665-3644