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 6610-01-237-5815
NSN 6620-01-608-8548
NSN 5930-01-139-6963
NSN 6685-01-542-9418
NSN 6650-01-102-7847
NSN 5930-01-562-3712
NSN 5990-01-313-5543
NSN 6105-01-222-9399
NSN 5915-01-557-3392
NSN 5835-00-807-5632
NSN 6320-00-164-4087
NSN 5925-01-323-7756