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 5990-00-686-5868
NSN 5945-00-733-9350
NSN 5975-01-255-8914
NSN 5960-01-599-9821
NSN 5855-01-046-7273
NSN 6240-01-148-4627
NSN 5920-00-111-0563
NSN 6145-01-648-1491
NSN 6610-01-409-1781
NSN 6685-00-673-9479
NSN 5915-00-803-5396
NSN 5985-01-385-4327