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 6320-01-425-1417
NSN 6150-00-443-2231
NSN 5855-01-088-8700
NSN 5960-00-170-6447
NSN 5925-00-601-6345
NSN 5855-00-228-8446
NSN 6645-00-226-2270
NSN 6135-00-985-7846
NSN 5950-01-472-3997
NSN 5945-01-421-4135
NSN 5895-00-816-4148
NSN 5975-01-537-1597