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 6145-01-512-1870
NSN 6135-00-985-7887
NSN 6130-01-441-2618
NSN 5996-00-831-2905
NSN 6130-01-094-5599
NSN 5950-00-247-2376
NSN 6650-01-030-0238
NSN 5990-01-100-7231
NSN 6610-01-322-4331
NSN 5930-01-052-8042
NSN 5975-00-107-4283
NSN 6620-00-405-4621