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 5915-00-442-5168
NSN 5915-01-550-5594
NSN 6610-00-498-5198
NSN 6220-01-487-7690
NSN 5925-01-555-7565
NSN 5910-00-947-4694
NSN 5960-01-100-5065
NSN 5895-01-323-0375
NSN 5985-00-138-3296
NSN 5950-01-401-5321
NSN 5905-01-003-7835
NSN 5965-01-381-4879