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 5915-01-617-2540
NSN 5855-00-631-4565
NSN 5975-01-567-0095
NSN 5910-00-148-8197
NSN 6240-00-125-9197
NSN 6130-00-151-5001
NSN 6110-00-399-1413
NSN 6645-01-304-0889
NSN 4140-00-704-7615
NSN 6650-01-311-3514
NSN 5920-01-272-8902
NSN 5835-01-071-2814