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 5910-00-165-2886
NSN 6240-00-988-8748
NSN 5925-01-093-3388
NSN 6240-01-630-0123
NSN 5996-01-297-0740
NSN 6135-01-090-5365
NSN 7035-01-350-4247
NSN 4140-01-043-5089
NSN 6110-01-511-0201
NSN 6150-01-658-3603
NSN 5996-01-487-8185
NSN 5975-01-107-3947