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 6620-01-302-1537
NSN 5905-01-510-2312
NSN 5950-01-202-8021
NSN 5910-00-631-2141
NSN 6145-00-174-9344
NSN 5975-01-508-2769
NSN 5950-00-869-8235
NSN 5930-00-867-8305
NSN 6620-01-311-3516
NSN 5915-01-478-3110
NSN 5920-01-503-7235
NSN 5925-01-573-6136