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 6240-00-870-0423
NSN 5975-01-249-7398
NSN 6105-01-426-7906
NSN 5945-01-470-4668
NSN 5975-01-177-1425
NSN 5950-00-516-2436
NSN 5915-01-370-5367
NSN 5915-01-090-9122
NSN 6145-00-293-5097
NSN 6620-01-176-6956
NSN 5930-01-246-2489
NSN 6645-00-171-9639