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 5990-01-346-5422
NSN 6135-01-268-7056
NSN 5950-01-215-1500
NSN 4140-01-457-0942
NSN 6610-01-589-5146
NSN 5975-00-816-9621
NSN 5925-01-152-2690
NSN 5905-01-501-6885
NSN 6240-01-646-8381
NSN 5985-01-464-1859
NSN 5915-01-200-7449
NSN 5925-00-911-0593