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 4140-01-432-3213
NSN 5996-00-966-4688
NSN 5965-01-425-5857
NSN 5930-00-644-9537
NSN 5905-00-523-2783
NSN 6320-00-823-2015
NSN 5990-01-580-2191
NSN 6110-01-580-0330
NSN 5950-01-398-3531
NSN 6320-00-261-9136
NSN 5930-01-496-6281
NSN 2925-00-315-8442