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 5905-01-307-0621
NSN 5985-01-104-1529
NSN 5930-00-981-2776
NSN 5960-01-124-4144
NSN 5855-00-138-2386
NSN 6135-00-152-8729
NSN 5855-00-361-0167
NSN 6620-01-285-4685
NSN 6135-00-455-2425
NSN 6145-00-784-3741
NSN 5990-01-573-1634
NSN 5835-01-485-0210