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 5990-00-145-1187
NSN 2925-01-384-4139
NSN 5950-00-202-5861
NSN 5990-01-147-5225
NSN 5950-01-623-8543
NSN 7035-00-358-0470
NSN 6110-01-514-8214
NSN 5985-01-630-1755
NSN 5975-00-148-4132
NSN 5950-01-229-6558
NSN 6145-00-621-0225
NSN 6240-01-401-5340