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 6110-00-479-0403
NSN 6220-01-133-5941
NSN 6150-01-279-6497
NSN 6150-01-051-6489
NSN 6240-00-559-3625
NSN 5960-01-481-3722
NSN 5999-01-435-6568
NSN 5975-00-755-3703
NSN 5998-00-554-9725
NSN 6220-00-737-8160
NSN 5998-01-390-9581
NSN 5960-00-902-9039