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 5930-01-330-5403
NSN 5950-01-358-0363
NSN 6240-00-617-9599
NSN 5960-01-005-9530
NSN 4140-01-495-0865
NSN 7035-01-408-6802
NSN 5855-01-069-4742
NSN 6105-00-765-5644
NSN 5960-00-343-2888
NSN 5895-01-254-2012
NSN 6135-00-271-0407
NSN 6145-01-170-3797