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 6645-00-664-4665
NSN 5915-01-212-6518
NSN 5985-01-459-6745
NSN 6240-01-050-9156
NSN 5950-01-210-7662
NSN 5965-01-442-5405
NSN 4140-00-269-5795
NSN 5965-00-471-5018
NSN 5905-01-074-5440
NSN 5925-00-988-2508
NSN 5960-01-223-1203
NSN 5855-01-144-0423