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 5960-00-836-0582
NSN 5990-00-782-1400
NSN 4140-01-181-8747
NSN 6240-01-199-3073
NSN 6645-01-643-2558
NSN 6145-01-060-9334
NSN 5930-01-630-6011
NSN 5965-01-380-1808
NSN 6220-00-440-0418
NSN 6645-01-322-8431
NSN 5975-01-274-4850
NSN 5925-01-335-1908