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 6145-01-331-1656
NSN 5950-01-305-8291
NSN 2925-01-541-5031
NSN 6610-01-136-7836
NSN 5835-00-059-5854
NSN 5855-01-067-8841
NSN 5990-01-081-0619
NSN 5998-00-474-1415
NSN 6620-01-544-8735
NSN 6320-00-312-7348
NSN 6145-01-142-5732
NSN 6320-01-504-3948