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 5985-01-164-0550
NSN 6620-01-008-2715
NSN 6645-00-991-8704
NSN 5945-01-403-2800
NSN 5935-00-259-5644
NSN 6240-01-460-0168
NSN 5950-01-425-1174
NSN 5910-01-646-6869
NSN 5985-01-613-6090
NSN 5920-00-076-9889
NSN 6320-01-116-3980
NSN 6135-00-078-9931