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 4140-01-538-2145
NSN 5985-01-113-3438
NSN 5999-01-025-6686
NSN 5998-01-582-2866
NSN 5930-01-132-6311
NSN 6135-01-582-5987
NSN 6135-01-332-0431
NSN 6150-01-259-4633
NSN 5999-00-952-4293
NSN 6145-01-420-7092
NSN 5965-01-437-0905
NSN 6610-00-986-2095