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 5950-01-493-7780
NSN 6220-01-262-9167
NSN 5985-01-192-7728
NSN 2925-01-556-0333
NSN 6150-01-004-8185
NSN 6150-01-104-0569
NSN 6145-00-952-1815
NSN 5998-01-426-4590
NSN 5855-00-832-9341
NSN 5920-01-180-7893
NSN 5975-01-117-7324
NSN 5945-01-439-6158