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 5920-01-240-0219
NSN 5998-01-426-0945
NSN 5990-01-493-4039
NSN 6620-01-299-1811
NSN 6110-01-369-0882
NSN 6320-01-015-9856
NSN 6645-01-571-8578
NSN 5975-01-089-3711
NSN 2925-00-782-1498
NSN 5975-00-286-8506
NSN 6145-01-003-9741
NSN 5998-01-500-3564