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 5990-01-164-8673
NSN 5975-00-923-8320
NSN 2925-00-477-2654
NSN 6240-01-147-5424
NSN 5835-00-902-8680
NSN 6620-01-314-3635
NSN 5835-01-218-5560
NSN 6135-01-345-8813
NSN 5925-00-951-6924
NSN 5920-01-159-3791
NSN 5965-00-448-9923
NSN 5960-01-041-7449