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 4140-01-162-2630
NSN 6650-01-040-1936
NSN 7035-01-151-0265
NSN 5975-00-172-3722
NSN 4140-00-173-0706
NSN 6105-00-353-8153
NSN 5965-01-181-7831
NSN 6650-01-085-6088
NSN 5920-01-542-0340
NSN 5895-00-501-8174
NSN 5996-01-525-5155
NSN 6320-00-004-9158