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 5925-01-287-7554
NSN 6145-01-423-7877
NSN 6110-01-348-6621
NSN 4140-01-645-9132
NSN 6240-00-071-1280
NSN 5960-00-922-7941
NSN 6320-01-082-2970
NSN 6610-01-010-3159
NSN 5950-01-543-4195
NSN 5950-01-525-7334
NSN 5920-01-085-8374
NSN 6135-01-538-7272