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 2925-00-168-2287
NSN 5960-00-948-6012
NSN 5990-00-978-4936
NSN 6685-01-441-3145
NSN 5930-00-857-4442
NSN 5905-01-153-2512
NSN 5985-00-894-3404
NSN 5998-00-399-1553
NSN 6220-01-459-6969
NSN 5950-01-487-4948
NSN 6650-01-554-7322
NSN 6150-00-185-3293