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 6320-01-449-1014
NSN 4140-00-027-5150
NSN 6645-00-183-8812
NSN 5975-00-942-1925
NSN 6150-00-889-5264
NSN 5960-01-250-3478
NSN 5985-01-413-3617
NSN 5998-01-391-9221
NSN 5920-00-416-4030
NSN 5960-01-628-2760
NSN 4140-00-635-9195
NSN 5910-00-822-6374