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 5905-01-292-4462
NSN 6150-00-050-0910
NSN 6320-01-291-4870
NSN 5895-01-327-7405
NSN 5855-00-489-6754
NSN 4140-00-618-7010
NSN 5905-01-285-1053
NSN 6145-01-181-5405
NSN 5915-00-733-0855
NSN 5920-00-919-6050
NSN 5915-01-566-0845
NSN 6130-01-111-9246