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 6240-00-932-1331
NSN 5950-00-973-2245
NSN 5915-01-455-2179
NSN 5895-01-030-4112
NSN 5985-01-517-6707
NSN 6685-01-272-7857
NSN 2925-01-166-4589
NSN 5930-01-407-1089
NSN 4140-01-599-8434
NSN 6145-01-623-9196
NSN 5935-01-439-2495
NSN 6145-00-699-8963