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 5905-01-522-5137
NSN 5996-00-833-2521
NSN 5990-00-530-3855
NSN 5999-00-355-6294
NSN 5996-00-231-9322
NSN 6135-00-120-1034
NSN 5920-01-654-6407
NSN 5855-01-426-5589
NSN 6320-00-894-1644
NSN 5999-01-275-7031
NSN 6145-01-520-7801
NSN 6135-00-078-9931