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 5895-00-139-1403
NSN 6240-01-342-3274
NSN 5925-01-451-5980
NSN 5990-01-340-3575
NSN 6610-01-336-2787
NSN 5950-01-305-7206
NSN 5925-00-345-7746
NSN 6610-00-077-3172
NSN 5998-01-592-8704
NSN 4140-01-527-7878
NSN 6320-00-845-3261
NSN 6130-00-565-4564