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 5920-01-187-6100
NSN 2925-01-027-1293
NSN 5998-00-249-2872
NSN 5950-01-027-0695
NSN 6320-01-570-8814
NSN 6645-00-943-9063
NSN 7035-00-803-3056
NSN 6105-01-109-1269
NSN 5920-00-433-6596
NSN 5935-01-391-9501
NSN 5985-01-311-7444
NSN 6620-00-189-0967