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 6240-01-463-3132
NSN 5985-01-243-5949
NSN 5996-01-272-5685
NSN 6645-00-204-4100
NSN 6620-01-448-0572
NSN 6220-00-137-6136
NSN 6105-01-476-0531
NSN 5930-00-570-7581
NSN 5925-01-422-6653
NSN 5905-00-644-9983
NSN 7035-00-523-7492
NSN 6105-00-832-6619