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 6645-01-631-3451
NSN 5998-01-631-4328
NSN 5910-00-175-9203
NSN 6150-01-134-1001
NSN 6130-00-277-7321
NSN 5985-00-246-3875
NSN 5990-01-623-0082
NSN 6130-00-959-5800
NSN 5950-00-492-2786
NSN 5990-00-840-6571
NSN 5999-01-123-9685
NSN 4140-00-594-4452