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 6685-01-470-4154
NSN 5910-01-624-5690
NSN 5965-01-433-6629
NSN 4140-01-106-7394
NSN 5998-00-035-5308
NSN 5985-01-556-1254
NSN 6150-01-330-7802
NSN 6135-01-530-8136
NSN 5990-00-888-0718
NSN 6135-01-159-3032
NSN 5985-00-881-0593
NSN 5835-00-279-6626