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 6240-01-204-6639
NSN 5960-00-172-7729
NSN 5925-01-646-8052
NSN 6135-01-307-6006
NSN 6105-00-840-5522
NSN 6110-01-273-3136
NSN 5990-00-184-5750
NSN 6320-01-157-9076
NSN 5975-01-443-3056
NSN 6645-01-206-4888
NSN 5985-01-394-5223
NSN 6220-01-262-2209