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 6240-00-197-6819
NSN 5975-00-133-4330
NSN 5965-00-007-7863
NSN 6645-01-202-7986
NSN 6620-01-180-5209
NSN 5945-01-270-6969
NSN 5999-00-637-9685
NSN 5920-01-309-9216
NSN 6145-00-099-8986
NSN 6620-01-345-4835
NSN 5990-01-522-6096
NSN 6135-01-268-2152