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 2925-01-446-6976
NSN 5950-00-553-1640
NSN
NSN 5999-01-198-3630
NSN 5920-00-762-3348
NSN 5915-01-317-4682
NSN 5999-01-234-9297
NSN 6135-01-540-2403
NSN 6135-01-222-0703
NSN 5915-01-608-7288
NSN 6150-01-483-3173
NSN 6240-01-577-7170