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 5998-00-500-0216
NSN 5990-00-140-1159
NSN 4140-01-148-4634
NSN 4140-00-277-6285
NSN 4140-00-871-9619
NSN 6105-00-128-1890
NSN 5920-01-137-0068
NSN 5996-01-094-7025
NSN 5925-00-679-1308
NSN 5996-01-170-1514
NSN 5930-01-244-4253
NSN 6130-00-377-0655