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 6645-01-435-6373
NSN 5915-01-139-5441
NSN 5910-00-969-3569
NSN 5930-00-963-4903
NSN 2925-01-391-9247
NSN 5996-00-213-7121
NSN 5990-01-387-3820
NSN 5996-01-557-8032
NSN 5975-00-269-4365
NSN 5930-00-536-0783
NSN 6320-00-894-1644
NSN 5855-01-432-0524