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 6620-01-461-3550
NSN 5935-01-525-3210
NSN 5950-01-347-3627
NSN 6645-01-503-7565
NSN 5950-01-592-6725
NSN 5910-01-540-8701
NSN 4140-01-005-5364
NSN 5905-01-160-5385
NSN 5985-00-451-6988
NSN 5835-01-281-9662
NSN 4140-00-255-9260
NSN 4140-01-631-1896