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 6110-01-172-5492
NSN 5935-00-525-6233
NSN 5915-01-398-9831
NSN 5996-01-235-0403
NSN 6135-01-359-5798
NSN 5910-01-168-0709
NSN 6135-01-148-8531
NSN 6685-01-553-6020
NSN 5950-01-515-0172
NSN 6610-00-337-5483
NSN 5920-01-276-9071
NSN 2925-00-519-0766