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 6610-01-456-5234
NSN 5985-01-474-6554
NSN 5996-01-400-3558
NSN 5945-00-941-8051
NSN 6135-01-459-1239
NSN 5910-01-101-4659
NSN 5996-01-631-3420
NSN 5895-01-277-0811
NSN 5835-01-584-8538
NSN 6145-00-757-2742
NSN 5915-01-605-2203
NSN 5960-01-142-1995