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 6135-01-134-7222
NSN 5975-01-306-2350
NSN 7035-01-183-1989
NSN 2925-01-391-9247
NSN 5950-01-485-7368
NSN 2925-01-364-7926
NSN 5930-01-463-8233
NSN 5935-01-333-2435
NSN 5998-00-526-9253
NSN 6130-00-786-1775
NSN 5985-01-496-4429
NSN 5945-01-487-5208