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 6150-01-388-2421
NSN 5910-00-910-0298
NSN 6145-01-320-2423
NSN 5998-01-423-8525
NSN 5835-01-426-6573
NSN 5975-01-371-5706
NSN 6150-00-072-9384
NSN 5855-01-096-9294
NSN 5965-00-928-4854
NSN 5925-00-248-5734
NSN 6135-00-078-9931
NSN 6620-00-736-8457