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 6240-01-161-3727
NSN 5925-01-128-3262
NSN 5835-01-540-4995
NSN 5960-01-128-4431
NSN 5855-01-147-4785
NSN 6620-01-535-0070
NSN 6135-00-968-8594
NSN 5996-01-446-0568
NSN 6645-00-933-2170
NSN 5990-01-314-2264
NSN 6645-00-754-4108
NSN 5965-01-109-2917