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 5985-00-100-0140
NSN 6110-01-176-0410
NSN 6610-00-175-7250
NSN 6145-00-052-7991
NSN 6135-01-222-0703
NSN 5930-01-150-9372
NSN 5975-01-115-5897
NSN 2925-01-510-9378
NSN 5915-00-981-6719
NSN 6610-01-200-5887
NSN 5998-01-032-7669
NSN 5835-00-958-6231