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 5920-01-207-2381
NSN 5950-00-390-1074
NSN 5990-00-969-4889
NSN 4140-00-311-6329
NSN 5935-01-463-1121
NSN 6240-01-633-9357
NSN 6145-01-528-4869
NSN 6645-01-556-5263
NSN 6685-01-303-8335
NSN 5975-01-191-1845
NSN 6145-01-437-0945
NSN 2925-01-288-2091