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 6320-01-512-2031
NSN 5910-01-453-2638
NSN 5990-01-605-4769
NSN 5985-01-143-8327
NSN 6130-01-170-8992
NSN 5975-01-492-5505
NSN 6110-00-902-3519
NSN 5930-01-463-4704
NSN 5905-01-187-1888
NSN 7035-00-731-8729
NSN 5998-01-327-2995
NSN 5905-01-259-8663