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 4140-01-303-5103
NSN 6135-00-896-3187
NSN 6645-01-290-3930
NSN 6145-00-360-7760
NSN 5895-00-227-9936
NSN 7035-00-076-4097
NSN 6105-00-707-7498
NSN 5915-00-998-1350
NSN 5950-01-630-2675
NSN 5985-01-517-4521
NSN 5950-01-531-3107
NSN 6145-01-200-8643