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 5975-00-516-1771
NSN 2925-01-522-5631
NSN 5895-01-063-7308
NSN 6240-01-160-7934
NSN 6610-00-536-4977
NSN 6145-01-157-3488
NSN 7035-01-325-0536
NSN 6620-01-215-7165
NSN 5895-01-490-6105
NSN 7035-01-615-7707
NSN 4140-00-707-5963
NSN 6620-00-153-0982