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 6610-01-588-1148
NSN 5990-00-005-5215
NSN 7035-01-591-2039
NSN 5990-01-605-4769
NSN 5835-01-345-3718
NSN 5915-01-268-0930
NSN 2925-01-054-3190
NSN 7035-01-413-6697
NSN 5935-01-401-5324
NSN 6645-00-505-6026
NSN 5950-00-150-4772
NSN 2925-01-568-3705