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 4140-00-891-5407
NSN 5990-01-407-6615
NSN 5990-00-650-9008
NSN 2925-00-740-7029
NSN 5975-01-304-6860
NSN 5960-01-632-6576
NSN 5930-00-289-9901
NSN 5965-01-542-8510
NSN 5925-00-879-5108
NSN 5950-00-607-0105
NSN 5985-00-554-7428
NSN 6145-01-035-1019