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 5990-00-067-6791
NSN 5950-01-531-0845
NSN 2925-01-386-7392
NSN 6135-01-202-8113
NSN 6130-01-103-2981
NSN 5999-01-130-5216
NSN 6150-01-442-4997
NSN 5835-00-185-4919
NSN 5999-01-613-6850
NSN 5975-01-463-9869
NSN 6610-01-406-4985
NSN 6645-01-521-4383