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 6240-00-952-9561
NSN 6130-01-592-2961
NSN 5990-01-056-6413
NSN 7035-00-421-8710
NSN 5935-00-246-2575
NSN 5975-01-659-0111
NSN 6240-01-555-5980
NSN 5935-01-452-7392
NSN 5835-00-130-6404
NSN 6220-00-895-5902
NSN 6610-00-814-0574
NSN 6110-01-167-8906