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 4140-00-423-6663
NSN 5950-01-377-9599
NSN 2925-01-247-8058
NSN 5965-01-479-5620
NSN 6240-01-139-3377
NSN 5999-01-172-0909
NSN 5925-01-239-5928
NSN 6620-00-292-7000
NSN 5930-00-287-0983
NSN 5920-00-598-0469
NSN 6650-01-492-5263
NSN 6320-00-295-2854