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 4140-00-281-4493
NSN 5960-01-169-6004
NSN 5990-01-050-7535
NSN 2925-01-254-3068
NSN 5965-01-530-2673
NSN 6610-00-105-5110
NSN 6130-00-127-0685
NSN 6110-00-288-4179
NSN 5945-01-143-2570
NSN 5950-01-537-7998
NSN 5835-01-059-5535
NSN 6610-01-399-1295