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 6650-01-170-5440
NSN 5835-01-173-8003
NSN 5930-01-470-4631
NSN 6105-00-044-3269
NSN 6135-00-235-1938
NSN 5960-01-116-2092
NSN 5855-01-492-0555
NSN 6320-00-701-0437
NSN 5990-00-254-4825
NSN 5835-01-481-4204
NSN 5855-01-460-9161
NSN 5975-01-432-0960