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 6135-01-110-9470
NSN 5855-00-455-6070
NSN 5925-01-435-7692
NSN 6105-01-504-3250
NSN 5920-01-326-7806
NSN 5960-01-460-8456
NSN 6105-01-440-0068
NSN 6135-00-660-8654
NSN 5975-00-500-0166
NSN 6130-00-632-0429
NSN 6610-01-293-0644
NSN 5950-00-754-6955