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 6135-01-142-2417
NSN 6220-01-517-5251
NSN 5835-00-180-7555
NSN 5985-00-731-1856
NSN 6150-01-655-6953
NSN 6610-00-170-6715
NSN 5996-01-200-1582
NSN 5895-00-190-7866
NSN 5960-01-094-5958
NSN 6610-01-570-6070
NSN 5985-01-560-6670
NSN 5945-01-189-2497