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 6220-01-500-2188
NSN 5950-01-483-2277
NSN 6145-01-332-6634
NSN 5985-00-494-4944
NSN 4140-00-594-4452
NSN 6645-01-238-7419
NSN 5975-00-909-5174
NSN 6130-01-345-7568
NSN 5950-01-130-8907
NSN 6650-00-992-4540
NSN 5998-01-074-9970
NSN 5930-01-514-7192