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 5920-01-172-8509
NSN 5960-01-328-8248
NSN 2925-01-487-0886
NSN 5985-01-128-8247
NSN 5996-01-360-5635
NSN 6135-01-380-4396
NSN 5910-00-191-1278
NSN 5985-01-368-6204
NSN 6240-01-498-7137
NSN 5950-01-498-6962
NSN 5950-01-083-7923
NSN 5920-01-615-3007