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 5895-01-207-0753
NSN 2925-01-386-7392
NSN 5950-01-216-1998
NSN 6110-01-209-2960
NSN 5915-01-487-3883
NSN 6620-01-345-9488
NSN 5975-01-185-0476
NSN 4140-01-281-1615
NSN 5930-00-761-5844
NSN 5990-01-455-8035
NSN 5985-01-319-3150
NSN 5910-01-571-8990