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 6320-01-292-2232
NSN 5930-01-640-6540
NSN 6320-00-369-7796
NSN 6130-01-218-5682
NSN 6135-01-615-6205
NSN 5920-01-083-4576
NSN 5925-01-271-7652
NSN 5920-01-165-6881
NSN 6620-01-401-5356
NSN 5990-01-587-8562
NSN 5930-01-654-1539
NSN 5905-01-246-6090