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 6240-01-123-9040
NSN 5998-01-485-0288
NSN 6620-00-213-8569
NSN 7035-01-445-3563
NSN 5835-01-485-0210
NSN 5998-01-222-0380
NSN 5985-01-580-0952
NSN 6220-00-061-8076
NSN 6110-00-279-5613
NSN 5975-01-199-7203
NSN 6240-01-644-1531
NSN 5835-01-066-5337