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 6220-01-501-7907
NSN 5945-01-504-1974
NSN 5930-01-108-1428
NSN 5975-01-382-9350
NSN 6110-00-190-7523
NSN 4140-01-181-3213
NSN 6130-01-414-2018
NSN 5925-01-014-6602
NSN 6610-01-221-2606
NSN 5935-01-624-7427
NSN 5910-00-678-0671
NSN 5920-00-997-0157