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 5996-00-248-7061
NSN 6320-01-287-8070
NSN 5975-01-474-1202
NSN 5930-01-615-7758
NSN 4140-01-580-0277
NSN 5905-00-059-6909
NSN 5905-01-254-0029
NSN 5935-01-121-5565
NSN 5950-01-247-4064
NSN 5990-00-809-5286
NSN 6130-00-279-5058
NSN 6240-00-660-8849