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 5905-01-530-2521
NSN 5930-00-345-1671
NSN 7035-01-243-5951
NSN 5910-00-133-0497
NSN 5925-01-613-3747
NSN 5950-01-545-7390
NSN 6610-00-935-7131
NSN 5950-00-946-4073
NSN 5950-01-399-3693
NSN 6145-00-343-5967
NSN 2925-00-964-7128
NSN 5930-01-445-2453