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 5975-00-459-4172
NSN 2925-00-231-8041
NSN 6650-01-648-1864
NSN 5998-01-225-8228
NSN 5895-01-281-7003
NSN 5960-00-423-7842
NSN 6145-00-594-7822
NSN 6685-01-333-1744
NSN 2925-00-440-1855
NSN 5990-00-285-1948
NSN 5960-00-201-5265
NSN 7035-00-135-4758