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 6220-01-265-2705
NSN 6320-01-399-6177
NSN 6145-01-304-5371
NSN 5999-00-960-8232
NSN 5855-01-293-1592
NSN 5975-00-389-6958
NSN 7035-00-295-0451
NSN 5945-00-434-6786
NSN 6685-01-151-5408
NSN 5998-01-420-6855
NSN 7035-01-444-4240
NSN 6135-01-142-2417